Search gender: all male female Seirai Boy Name Meaning, Kanji Variations. 1 names found. gender: all male female Name: seirai Katakana: セイライ 0 Kanji: 生来 Meaning: 生Live. To be born. Born. To grow. Life. A living thing. Pure. Unadulterated. Fresh. Unprocessed. Unripe. A person who is learning or practicing. 来Come. From now on. Until now. You can save your favorite names with NAZUKE PON > About Japanese Names > Search For Japanese Names > Seirai Boy Name Meaning, Kanji Variations.