Search gender: all male female Shigei Boy Name Meaning, Kanji Variations. 1 names found. gender: all male female Name: shigei Katakana: シゲイ 0 Kanji: 茂猪 Meaning: 茂To grow thickly. The branches and leaves of plants and trees grow actively. Excellent. Splendid. 猪Hog You can save your favorite names with NAZUKE PON > About Japanese Names > Search For Japanese Names > Shigei Boy Name Meaning, Kanji Variations.