Free Japanese Text to Speech
Turn Japanese text into natural, expressive speech with AI. Paste your script, pick a voice, and generate lifelike Japanese audio in seconds — then download and use it anywhere.
LyreWave へようこそ。オールインワンの AI 音声スタジオです。
Building an app? Use the Japanese Text to Speech API.
About Japanese text to speech
Japanese is spoken by around 125 million people and mixes three writing systems (kanji, hiragana, katakana), which makes accurate pronunciation a real test for TTS. LyreWave reads mixed-script text naturally.
What people use Japanese voices for
Popular for anime-style narration, game dialogue prototypes, and Japanese e-learning and VTuber content.
Natural Japanese AI voices, fine-tuned your way
Choose from a range of lifelike voices and fine-tune stability, style, and pace to get Japanese narration that sounds human. Paste a script up to 5,000 characters, preview instantly, and export an MP3 ready for Japanese videos, dubbing, e-learning, and podcasts.
日本語テキスト読み上げ(TTS)
LyreWave なら日本語のテキストを数秒で自然な AI 音声に変換できます。原稿を貼り付けて声を選ぶだけで、なめらかな日本語音声を生成し MP3 でダウンロードできます。新規アカウントはクレジットカード不要で 50,000 クレジットが無料で付与されます。
無料で日本語音声を生成Start free — 50,000 credits
No credit card required. Create an account and generate Japanese speech in seconds.
Sign up freeJapanese text to speech — FAQ
Is Japanese text to speech free?+
Yes. You can generate Japanese speech free — every new account gets 50,000 credits with no credit card required, and there's a free preview to try it first.
Can I download the Japanese audio?+
Absolutely. Generate your Japanese voiceover and export it as an MP3 you can use in videos, podcasts, e-learning, or any project.
How natural do the Japanese AI voices sound?+
LyreWave's Japanese voices capture natural intonation and pacing. Pick a style preset like Narration or Conversational, or fine-tune stability and speed for the delivery you want.
日本語のテキスト読み上げは無料ですか?+
はい。新規アカウントにはクレジットカード不要で 50,000 クレジットが無料で付与され、まず無料プレビューで試すこともできます。
生成した音声はダウンロードできますか?+
もちろんです。生成した日本語音声は MP3 として書き出し、動画やポッドキャスト、教材などに自由に使えます。