Watch Submarine 707F Watch now on Miruro — Free Anime Streaming Set twenty-five years after conclusion of the popular manga series Submarine 707...... Captain Hayami and his crew have grown older as they set out on an… Series info · Watch free · Trending anime · Airing schedule FormatMangaStatusFinishedSourceOriginalCountryJapan Action · Drama Shounen · Military Submarine 707 (Prequel)