Search gender: all male female Umiho Boy Name Meaning, Kanji Variations. 1 names found. gender: all male female Name: umiho Katakana: ウミホ 0 Kanji: 海秀 Meaning: 海Sea. Wide and large. A place where many people and things gather. A large lake or pond. A large lake or pond. A frontier. The end of the earth. 秀To excel. To excel. To grow. You can save your favorite names with NAZUKE PON > About Japanese Names > Search For Japanese Names > Umiho Boy Name Meaning, Kanji Variations.