Search gender: all male female アサトシ Japanese Boy Names Variations. 1 names found. gender: all male female Name: asatoshi Katakana: アサトシ 0 Kanji: 聡宗 Meaning: 聡Smart. Good understanding. To hear and understand well. 宗Doctrine. The teachings of God and Buddha. The beginning of things. The root. Ancestor. Head family. A place where ancestors are worshipped. A central figure. A person whom people respect. You can save your favorite names with NAZUKE PON > About Japanese Names > Search Japanese Names By Kanji > アサトシ Japanese Boy Names Variations.