kotomoことばのおとも

Is your Japanese being understood clearly?

Kotomo is a pronunciation practice app for people learning Japanese.

Through Pronunciation Assessment, Shadowing Practice, Repeat Practice, AI Tutor Chat, and Online Reading, you can listen to your own voice and work toward speaking Japanese more naturally and clearly.

Review your recorded results and learning history to stay motivated, maintain a daily practice routine, and track your progress over time.

Key Features ■ Pronunciation Assessment

Record your voice while reading a reference text and review your pronunciation.

Use your scores and feedback to identify areas for improvement and practice them repeatedly.

■ Shadowing Practice

Listen to reference audio and practice speaking along with it.

Play back your recordings and compare your intonation and rhythm with the original audio.

■ Repeat Practice

Listen to a reference sentence and repeat it aloud.

Check whether your speech matches the reference text while practicing your listening and speaking skills together.

■ Communication Assessment (AI Tutor Chat)

Practice natural Japanese conversation with “Kotomo Sensei,” your AI tutor.

Speak into the microphone and receive a text response from the AI tutor. You can also play the response as audio, allowing you to experience practical Japanese conversations.

■ Online Reading

Join other learners in real-time voice sessions for group reading practice.

Create a room or join a public room, then read the displayed reference text aloud together.

You can turn your microphone on or off and switch audio output. Room hosts can also manage participants.

Recommended For Learners who want to check and improve their pronunciation and intonation

Learners who want to develop natural, clear Japanese by comparing their speech with reference audio

Learners who want to build a daily Japanese speaking practice habit, a little at a time

Make your voice and progress visible as you work toward speaking Japanese more naturally and clearly.

Start practicing spoken Japanese with Kotomo today.