Credit notation examples for using Ondoku in listening tests at educational institutions
Aug. 30, 2026
With Ondoku, you can easily and for free prepare for various listening tests such as English and Chinese.
When using Ondoku, many teachers worry about credit notation and usage rules. Here, we will explain them in detail.
Rules for using Ondoku
Ondoku
- Public schools
- Educational corporations
can be used by educational institutions such as these with exemptions from several prohibited items.
- Use for listening tests for free
- Use for regular classes for free
And so on. As long as you provide credit notation, you can use Ondoku's audio for free.
Please note that cram schools, private tutors, school teaching materials, etc., are not included as educational institutions. Please use the service according to the regular commercial use rules.
Prohibited items exempted for educational institutions
- The act of embedding or using in products with plans other than the Business Plan.
- Distributing creations where Ondoku's audio is the main component.
Since these two are exempted, storage and distribution on CDs or USB memory sticks are possible.
How exactly should I provide credit notation?
[When using for regular classes or exams]
Example:
- Playing listening audio in school classes
- Using as listening audio for school final exams
[Use in school classes]
For free use, please provide credit notation on the handouts used during class, or introduce that you "used Ondoku" during the lesson.
For paid members, credit notation is not required. However, we ask for your cooperation in providing credit notation so that students can study on their own if possible.
[Use only for the actual exam]
For free use only during the actual exam, it can be used with credit notation on any of the following: question paper, answer sheet, or model answers.
For paid members using it only for the actual exam, credit notation is not mandatory, but we ask for your cooperation in providing credit notation on the question paper, answer sheet, or model answers so that students can study on their own if possible.
[For CD distribution/storage]
Example:
- Storing on a CD at school
- Distributing final exam audio to students on CD for free
Regardless of free or paid use, credit notation on the CD is required. Handwriting with a permanent marker is fine.
If you do not want to provide credit notation, please subscribe to the Business Plan.
[Use only for the actual exam]
For free use only during the actual exam, notation on the CD is not required, and it can be used with credit notation only on the question paper, answer sheet, or model answers.
For paid members using it only for the actual exam, notation on the CD is not required. We ask for your cooperation in providing credit notation on the question paper, answer sheet, or model answers so that students can study on their own if possible.
[In case of paid distribution]
A Business Plan contract is required. In that case, credit notation is not necessary.
[For USB memory stick distribution/storage]
Example:
- Storing on a USB memory stick at school
- Distributing study and final exam audio to students on USB memory sticks for free
Regardless of free or paid use, credit notation is required. Handwriting with a permanent marker is fine.
If you do not want to provide credit notation, please subscribe to the Business Plan.
[Use only for the actual exam]
For free use only during the actual exam, notation on the USB memory stick is not required, and it can be used with credit notation only on the question paper, answer sheet, or model answers.
For paid members using it only for the actual exam, notation on the USB memory stick is not required. We ask for your cooperation in providing credit notation on the question paper, answer sheet, or model answers so that students can study on their own if possible.
[In case of paid distribution]
A Business Plan contract is required. In that case, credit notation is not necessary.
[For distribution via email]
Example:
- Distributing study and final exam audio to students via email for free
Regardless of free or paid use, credit notation is required.
If you do not want to provide credit notation, please subscribe to the Business Plan.
[In case of paid distribution]
A Business Plan contract is required. In that case, credit notation is not necessary.
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[Must-see for Teachers] Create English listening questions for free! Thorough explanation of methods that don't require recording.
For teachers struggling with listening tests, there is a very easy method for creating listening test audio that we want you to try. No recording, microphones, or tedious setups are required. It's free and easy to try, so we hope you'll use it! We will introduce it in detail.
For English learning listening! Sample (listen to) native pronunciation from 92 speakers, including female, male, girl, and boy voices!
Ondoku is a text-to-speech service that can pronounce languages from all over the world. You can sample (listen to) 92 types of English audio from Ondoku.
Please use Ondoku for listening test audio to reduce your workload even just a little.
We wish you a happy teaching life!
■ 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.
Email: ondoku3.com@gmail.com
"Ondoku" is a Text-to-Speech service that anyone can use for free without installation. If you register for free, you can get up to 5000 characters for free each month. Register now for free
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