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 DetailsFormatMangaStatusFinishedSourceOriginalCountryJapan GenresActionDrama TagsShounenMilitary RelatedSubmarine 707 (Prequel)