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OTO Navi - Sound Navigator

OTO Navi - Sound Navigator

Audio Player for JTP Books

5 ratings
79 reviews
📚 Education
📚 Books
Free

Details

Released
December 16, 2019
Updated
October 28, 2026

Features

Developer

The Japan Times Publishing, Ltd.
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About

Access audio content for specific books on your smartphone or tablet. Search for books by keyword or barcode, download audio materials, and play them with convenient playback features like skipping and repeating sections.

✓Book search by keyword or barcode
✓Downloadable audio material
✓Section-specific playback
✓3-second skip forward/backward
✓Repeat track, section, or all
Show original description
+1

What's New in OTO Navi

1.1.8

October 28, 2026

・Improved the app so that, after a restart, it automatically returns to the playback screen where you left off. ・Fixed other minor bugs.

User reviews

Most RecentHighest RatedLowest Rated

☆4.5

単語だけの音声聞けるのが便利！ただ単語の間の間隔を調整したいのと連続再生で次のページに行くときに間が少し空いてしまうのを改善されたら文句なしの☆5
@@1_s2yy

最後の状態を記憶して欲しい

しばらく閉じてるとアプリが再起動する。ここまではいいし多分アプリ特有の現象ではないのだが、どこの単語までやったかがリセットされるので、面倒
Hhigashino2006

例文だけの音声がほしい

英検単熟語EXの音声にもっと柔軟性が欲しい
単語だけとか例文だけとかで聞き流せるようにしてほしい
自分は例文で覚えたいので例文だけの音声があるとありがたいです
Mms2158

見出し語のみ聞きたい。もしくは次の見出し語にテンポよく進むようなスキップ機能がほしい

単語帳に本書には4種類の音声が付属しています。と、見出し語(英語)のみも含まれていますが、聞けません。英語のあとすぐ例文がきてしまうし、スキップしたら次の単語にいきません。
Zzb1.o_1

ごみ

なんで2級だけ日→英しかないん？
普通は逆だと思うけど
音声使わせる気無さすぎたろ
雨)雨よ(☔ ˙⌓˙ )☔フレフレ
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FAQ

What is OTO Navi?

OTO Navi is an application designed to play audio materials that accompany books published by The Japan Times Publishing, Ltd. It allows users to access this content conveniently on their smartphones and tablets.

How do I find the audio for my book in OTO Navi?

You can search for your book within OTO Navi by entering a keyword like the title or author, or by scanning the barcode on the book's back cover. Once found, you can download the associated audio material.

Can I download only specific parts of the audio in OTO Navi?

Yes, OTO Navi allows you to download either the entire audio set for a book or just the specific sections you need. This offers flexibility for users with limited storage or specific study requirements.

What playback features does OTO Navi offer?

OTO Navi includes helpful playback features such as 3-second skipping forward or backward, and the ability to repeat a single track, a specific section, or all sections of the audio content.

Is OTO Navi available on Android devices?

Based on the provided information, OTO Navi is supported on iPhone, iPad, and iPod. It is not explicitly stated if it is available on Android devices.

How often is OTO Navi updated?

The latest version of OTO Navi is 1.1.8, which was last updated on October 28, 2026. Further details on update frequency are not provided.

Does OTO Navi have ads?

No, OTO Navi does not contain advertisements. The app is free to use and does not display any ads to users.

What is the user rating for OTO Navi?

OTO Navi has a user rating of 3.4 stars based on 5 ratings. This indicates a generally positive but mixed reception from its user base.