Translation is the communication of the meaning of a source-language text by means of an equivalent target-language text. wikipedia.org

Japanese is a language spoken by over 130 million people in Japan and in Japanese immigrant communities. It is a member of the Japonic (or Japanese-Ryukyuan) language family, which has a number of proposed relationships with other languages. wikipedia.org

Translation from English to Japanese and Japanese to English.

"Narration is the act of telling a story, usually in some kind of chronological order."

Audio editing is the process of taking recorded sound and changing it directly on the recording medium (analog) or in RAM (digital). wikipedia.org

Voice acting is the art of providing voices for animated characters (including those in feature films, television programs, animated short films, and video games) and radio and audio dramas and comedy, as well as doing voice-overs in radio and television commercials, audio dramas, dubbed foreign

A transcription service is a business which converts speech (either live or recorded) into a written or electronic text document. Transcription services are often provided for business, legal, or medical purposes. wikipedia.org

Voice-over is a production technique where a voice, that is not part of the narrative (non-diegetic), is used in a radio, television production, filmmaking or other medium.