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