Search gender: all male female Morihoshi Name Meaning, Kanji Variations. 1 names found. gender: all male female Name: morihoshi Katakana: モリホシ 0 Kanji: 盛星 Meaning: 盛Prosperity. flourish. To be vigorous. To pile up high. To put in a vessel. 星A star. A star shining in the night sky. Celestial bodies. The flow of years, months, and days. An important person. A landmark. Signs. Aims. You can save your favorite names with NAZUKE PON > About Japanese Names > Search For Japanese Names > Morihoshi Name Meaning, Kanji Variations.