Search gender: all male female ルイホ Japanese Boy Names Variations. 1 names found. gender: all male female Name: ruiho Katakana: ルイホ 0 Kanji: 類穂 Meaning: 類Companions. Similarity. A group of like or equal things. To be similar. To be in the same situation. To be involved in. 穂An ear of grain. The part of a grain stalk at the end of which flowers and fruits are produced. You can save your favorite names with NAZUKE PON > About Japanese Names > Search Japanese Names By Kanji > ルイホ Japanese Boy Names Variations.