Search gender: all male female タキトシ Japanese Boy Names Variations. 1 names found. gender: all male female Name: takitoshi Katakana: タキトシ 0 Kanji: 瀧寿 Meaning: 瀧Waterfall 寿Long life. Life. Age. Celebration. Celebration of long life. You can save your favorite names with NAZUKE PON > About Japanese Names > Search Japanese Names By Kanji > タキトシ Japanese Boy Names Variations.