[2026 Latest] How to Succeed in Overseas Product Promotion | Increase Sales with YouTube Videos and AI Voice

Jan. 26, 2026

[2026 Latest] How to Succeed in Overseas Product Promotion | Increase Sales with YouTube Videos and AI Voice

I want to know the tips for overseas product promotion!
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In today's increasingly globalized world, many companies are focusing on overseas product promotion.

Product promotion in overseas markets requires strategies completely different from domestic ones.

Therefore, we especially recommend product promotion using video.

By utilizing video sites such as YouTube, you can communicate the appeal of your products to overseas customers across language barriers.

In this article, we will explain in detail effective overseas product promotion methods utilizing YouTube and AI text-to-speech services.

We will also explain how to deal with differences in language and culture, which are important in creating product promotion videos for overseas markets, and how to create effective foreign language narration. Why not use this article as a hint to start your overseas promotion?

[Free] Recommended AI Narration Creation Sites for Overseas Promotion

When producing a product promotion video for overseas, it is important to add narration with native pronunciation.

In such cases, we recommend the AI text-to-speech site "Ondoku".

Ondoku

"Ondoku" is a text-to-speech service that employs the latest AI.

It supports multilingual support for more than 48 languages worldwide, including English, French, German, Spanish, Chinese, and Korean.

Every language can be synthesized with high-quality native pronunciation.

No installation is required, and it can be used 24 hours a day from your browser, so you can easily create product promotion videos for overseas.

Moreover, "Ondoku" is free!

You can experience it without registration or login, so why not start by creating narration for your overseas promotion videos with "Ondoku"?

What are the points you should know when promoting products overseas?

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Overseas product promotion isn't going well~

When you are in charge of overseas promotion, there are times when you have trouble advertising effectively.

In fact, overseas product promotion has points that are completely different from domestic promotion.

If you don't know the precautions unique to overseas promotion, your hard work could even have the opposite effect...

First, let's briefly explain the points you should know when promoting products overseas.

Video sites are recommended for overseas product promotion

Video sites are recommended for overseas product promotion

First of all, what's important is what kind of method you use for product promotion!

In conclusion, it is recommended to utilize video sites and SNS, including YouTube, Instagram, and TikTok.

Currently, overseas consumer behavior is changing significantly.

The percentage of people who collect information via video before purchasing a product is increasing every year overseas as well.

Don't you collect information on video sites before shopping?

Yes, it's the same for overseas consumers!

In particular, the viewing time of product introduction videos on YouTube is increasing dramatically in various countries.

Data shows that in the United States, more than 70% of consumers watch related videos on YouTube before purchasing a product.

Similar trends are seen in European countries, and video content has become essential in overseas product promotion.

Video enables more effective product promotion

The expressive power unique to video is also a reason why we recommend YouTube, Instagram, and TikTok for overseas product promotion.

With video, you can appeal with more information more effectively than conveying information only with text and photos.

By utilizing explanations that combine video and audio, you can let consumers understand at a glance how to use the product.

Another advantage of video is that you can add foreign language narration, including English.

If you create narration on a text-to-speech site using the latest AI, you can easily add narration to your videos.

You might think, "Isn't it enough to just add foreign language subtitles?", but if the narration remains in the original language, the video might be closed immediately...

What can be said for sure is that overseas customers are looking for videos with narration in their native language to learn the details of the product.

By using an AI text-to-speech site, you can create narration not only in English but also in languages from all over the world, such as French, German, Spanish, Chinese, and Korean, allowing you to respond meticulously to users worldwide.

What are the points for success in overseas product promotion?

Then, how can I make the promotion successful?
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What's important there is to know how companies that are already successful are promoting themselves.

Companies that succeed in overseas product promotion have several points in common.

First, do not compromise on the quality of overseas promotion videos.

When making promotion videos for overseas, crafting them to suit overseas viewers is indispensable.

Narration with native pronunciation is one of those elements.

By utilizing high-quality AI text-to-speech services, you can accurately convey the strengths of your products in foreign languages such as English.

Conducting promotions continuously is also, of course, important.

An overseas product promotion video is not finished once it is made; it is necessary to analyze the reactions of viewers and make repeated improvements.

By regularly updating video channels and SNS accounts, you can more effectively convey the appeal and increase fans of the product and brand.

Deeply understanding local needs is also extremely important.

In overseas product promotion, it is important to deeply understand the trends and consumer behavior unique to the target market.

Even if you cannot investigate the local area directly, you can accurately understand consumer psychology by referring to video comments and SNS reactions or checking videos that are popular with local consumers.

In overseas product promotion, a tailor-made method that differs from the domestic one and stays close to overseas consumers is important.

First, we recommend trying to make a promotion video with native pronunciation narration.

YouTube is the first choice for overseas product promotion

YouTube is recommended for overseas product promotion

There are several types of video sites and SNS for promoting products overseas, such as YouTube, Instagram, and TikTok.

If you are starting overseas promotion now, YouTube is recommended first!

YouTube is used in more than 190 countries, and the number of monthly users exceeds 2 billion.

The fact that there are many users is the greatest advantage when promoting products overseas.

Looking at the YouTube usage situation in various countries, the demand for video content is increasing rapidly.

Of course, the number of viewers of product promotion videos is also increasing every year.

Product promotion videos on YouTube are easily displayed at the top of search engines, and you can expect natural inflow from overseas through Google searches and the like.

YouTube also has a subtitle function, so by combining it with narration using AI text-to-speech, you can reach more overseas users.

Differences between videos for overseas and domestic markets

Videos preferred overseas have characteristics that differ greatly from those for the domestic market.

First, the length of the video.

Preferences for video length vary by country.

In the United States, videos around 2 to 3 minutes tend to be preferred, while in Europe, slightly longer videos tend to be favored.

Expression methods suited to cultural differences are also important.

In Japan, understated expressions are preferred, but in the United States, expressions that more directly convey the superiority of the product are effective.

Color schemes and the choice of music also need to be carefully considered according to the target in overseas product promotion.

Also, when adding English narration, a key point is to adjust the tone of the reading to the target region.

AI text-to-speech services can read with a wide variety of voices, so it is possible to create different versions, such as adding American English narration for the US and British English narration for the UK.

[Free] "Ondoku" is recommended for making overseas product promotion videos

Ondoku

What's important in overseas product promotion videos is to add narration that is easy to hear and of high sound quality.

If you want to create narration audio with native pronunciation, we recommend the AI text-to-speech service "Ondoku".

"Ondoku" is a text-to-speech service that can synthesize high-quality foreign language audio with the latest AI.

It is utilized by many companies in the production of overseas product promotion videos.

Since it supports multilingual support for more than 48 languages, such as English, French, German, Spanish, Chinese, and Korean, it is possible to promote products meticulously not only in English but also to multiple overseas markets.

You can produce high-quality product promotion audio at a much lower price than hiring a professional narrator.

Another point is that corrections and additions are possible 24 hours a day, so you can speedily execute your overseas product promotion strategy.

"Ondoku" can be started for free without registration or login!

Why don't you also try making an overseas product promotion video utilizing the AI text-to-speech audio of "Ondoku"?

[Practice Edition] Let's make an English promotion video with "Ondoku"

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I want to try making an overseas promotion video! I want to start with English!

Now, let's explain in order how to create an overseas product promotion video using the AI text-to-speech service "Ondoku".

1. Prepare a script for the overseas promotion video

1. Prepare a script in a foreign language

First, prepare a script in a foreign language such as English.

The key is to use expressions that are easy for overseas customers to understand, such as simple and clear words and sentences.

If you write the text with the awareness of conveying the characteristics of the product in 30 seconds, you can summarize it with concise and impressive content.

It is recommended to utilize AI translation services for script creation

But writing English sentences is difficult~
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Don't worry, in such cases, you can just use AI translation!

  • English
  • French
  • German
  • Spanish

When translating into foreign languages widely used in America and Europe, the AI translation service "DeepL" is recommended.

AI translation services have very high translation performance, so they will create sentences using phrases that increase the desire to buy, maximizing the effect of overseas product promotion.

Also, there are AI translation services that are strong in specific languages, such as "Baidu Translate" for Chinese and "Papago" for Korean, so depending on the language, let's also utilize services other than DeepL.

Furthermore, it is also recommended to use generative AI services such as "ChatGPT," "Gemini," and "Claude."

Please translate the following text

(Paste the original script here)

By just giving instructions like this, it will generate accurate sentences tailored to each language and overseas culture.

Please also see this article for tips on translating scripts for overseas videos!

Check translated sentences by back-translation

However, when using AI translation services, checking the translation results is also important.

Once you translate a sentence, try back-translating that sentence into the original language to check if the content is correct.

When you use generative AI services such as "ChatGPT" or "Claude," it is recommended to enter and check them in another service like DeepL or Google Translate.

Points when writing scripts for overseas videos that "tell a story"

When writing scripts for overseas product promotion videos, what you want to be aware of is telling a "story" related to the product.

A story about a product is called a "brand story."

There are two things you definitely want to convey in an overseas promotion video.

  • Functional value of the product
  • Emotional value of the product

These are the ones.

What is particularly important is the "emotional value of the product."

  • How the product has been loved in its own country
  • How the product was born
  • What kind of person designed the product
  • Who is making the product

By telling such a "story," you can make overseas users feel "I want that product!" instead of another product.

To lead to an actual increase in sales beyond just making an overseas promotion video, we recommend giving the product a "story."

2. Generate overseas narration audio with "Ondoku"

Once the script is ready, enter it into "Ondoku" to create the narration.

Ondoku

How to use "Ondoku" is very easy.

Once you open the top page, select the language of the script, such as English.

Select language

After that, you can read it aloud by just pasting the script text.

Utilize the wide variety of voices in "Ondoku"

"Ondoku" allows you to select from a wide variety of voices, such as female and male, in any language.

Select voice

Since you can listen to the voices of each language from this page, we recommend choosing a voice that suits the product after trial listening.

In product promotion videos, female voices are often used for narration, but male voices are also ideal for high-end products such as cars and watches.

You can also alternate between female and male voices to add contrast to the video content.

In "Ondoku", it is also possible to change the reading speed and voice pitch.

Basically, there is no problem with the initial settings, but it is also recommended to read important product information a little more slowly.

Generate narration audio after finishing settings

After finishing the settings, press the "Read" button to generate the audio.

The audio generation is completed immediately, so wait with the screen open.

When generation is finished, the display will switch, and playback will start automatically.

Reading process is completed immediately

If there is no problem listening to the generated audio, download the audio file.

Audio files from "Ondoku" can be downloaded in MP3 format.

3. Edit overseas product promotion videos

Once the narration audio is completed, edit the overseas product promotion video by combining it with the visual materials.

When editing a video, the point is to arrange the images and audio so that it becomes a fast-paced video.

Whether people will watch your YouTube video is determined in the first 15 seconds.

Consciously create a video that can capture the viewer's heart in the first 15 seconds without holding back information.

We recommend referring to videos of popular YouTubers, not just corporate overseas product promotion videos.

Also, adding subtitles to the video is recommended.

It is normal for current YouTube videos to have subtitles throughout.

You can add subtitles yourself based on the script text, but it takes a lot of time.

In such cases, you can automatically generate subtitles in "SRT file" format by using AI services.

Please check out this article, where we explain how to add subtitles to videos from SRT files using the AI transcription service "Mojiokoshi-san".

It is recommended to load the subtitle SRT file not only for the subtitles within the video but also for YouTube's subtitle function.

Even if you can only make English videos due to time or budget constraints, YouTube's automatic translation function can generate subtitles in other foreign languages based on English.

For European languages such as French, German, and Spanish, the accuracy is higher when translated based on English rather than Japanese, so it is recommended to load English subtitle SRT files into YouTube as well.

Why not try making an overseas product promotion video using "Ondoku"?

As you can see, by using the AI text-to-speech service "Ondoku", you can very easily create overseas product promotion videos.

The more product promotion videos you make, the more you can understand the key points.

We recommend actually trying to make an English video, even if it's a short one.

"Ondoku" can be used for free without registration or login!

Why not start by producing an overseas product promotion video using "Ondoku"?

Things to be careful about when posting overseas product promotion videos

Things to be careful about when posting overseas product promotion videos

There are several points to keep in mind when posting overseas product promotion videos to video sites such as YouTube.

Posting time is also important for overseas promotion videos

When posting product promotion videos for overseas, the key is to use the scheduled publishing function to publish the video at a time when it is easy to gain viewers.

By setting the posting time according to the viewers in each country, you can maximize the effect of overseas product promotion.

If you have an SNS account, you can also spread the video posted on YouTube by advertising the video a few minutes after the posting time.

As a spreading technique on SNS, it is also recommended to cut out a part of the video posted on YouTube and post it on Twitter, Instagram, TikTok, etc.

What are the precautions to avoid failure in shooting and editing?

When creating product promotion videos for overseas, it is also important to design the composition so that audio can be replaced later.

Edit it so that there is no sense of incongruity even if you replace only the narration audio with another language using the same footage.

Even with the same script content, the length of the sentence changes depending on the language.

When editing a video, it is good to give each cut plenty of length within a range that does not spoil the overall tempo.

Analyze competitor product videos and improve your promotion videos!

As with promoting by other methods, competitor analysis is very important when conducting overseas promotion via video.

Let's check what kind of overseas promotion competitor products are doing.

If there is a product that is already favored overseas, the key is to understand what kind of English expressions and reading styles are preferred.

When analyzing videos from competitors, also pay attention to audio quality and reading speed.

Search for similar products on YouTube and analyze trends in what kind of narration is used in highly popular videos.

Narration audio preferences vary by country and language, so you can perform overseas promotion more accurately.

Why not start overseas product promotion today?

High-quality video content is the best way to let overseas customers know about your products.

To promote products overseas effectively, it is recommended to post promotion videos on video sites such as YouTube.

In overseas promotion videos, easy-to-hear narration with native pronunciation is important.

By using "Ondoku", anyone can easily create high-quality foreign language audio, so the hurdles for producing overseas product promotion videos have been lowered significantly.

Product promotion on video sites, starting with YouTube, is no longer an option but an essential strategy.

Why don't you also produce overseas product promotion videos utilizing "Ondoku"?

■ AI voice synthesis software "Ondoku"

"Ondoku" is an online text-to-speech tool that can be used with no initial costs.

  • Supports approximately 50 languages, including Japanese, English, Chinese, Korean, Spanish, French, and German
  • Available from both PC and smartphone
  • Suitable for business, education, entertainment, etc.
  • No installation required, can be used immediately from your browser
  • Supports reading from images

To use it, simply enter text or upload a file on the site. A natural-sounding audio file will be generated within seconds. You can use voice synthesis up to 5,000 characters for free, so please give it a try.

Text-to-speech software "Ondoku" can read out 5000 characters every month with AI voice for free. You can easily download MP3s and commercial use is also possible. If you sign up for free, you can convert up to 5,000 characters per month for free from text to speech. Try Ondoku now.
HP: ondoku3.com
Email: ondoku3.com@gmail.com
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