Search gender: all male female Inatsu Girl Name Meaning, Kanji Variations. 1 names found. gender: all male female Name: inatsu Katakana: イナツ 0 Kanji: 伊夏 Meaning: 伊Italy. Third person. This. Just. 夏Summer. It is one of the four seasons. Big. Prosperous. The name of a dynasty or country in China. China's own name. You can save your favorite names with NAZUKE PON > About Japanese Names > Search For Japanese Names > Inatsu Girl Name Meaning, Kanji Variations.