otetsu & Hatsune Miku

君を越えて - Kimiwokoete (feat. Hatsune Miku)

Existence (feat. Hatsune Miku)

eyes (feat. Hatsune Miku)

Happiness (feat. Hatsune Miku)

Shirahaisuna no Umi

Koikouju

Existence

eyes

白灰砂の海 - Shirahaisuna no Umi (feat. Hatsune Miku)

恋紅綬 - Koikouju (feat. Hatsune Miku)