Later that year, his third single "Heart of Sword (Yoake Mae)" (HEART OF SWORD ～夜明け前～) was used as the third ending song for the anime series Rurouni Kenshin, further expanding his fan base.
Tak lama kemudian, single ketiganya "Heart of Sword (Yoake Mae)" (HEART OF SWORD ～夜明け前～) digunakan sebagai lagu ending ketiga untuk serial anime Rurouni Kenshin, memperluas basis penggemarnya.