Blue (feat. Una Otomachi) Front Cover

Blue (feat. Una Otomachi)

Ao2sai

Release Date

2026-01-31

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Track List

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It was selected 21st out of thousands of entries in "The VOCALOID Collection" , a large-scale Vocaloid contest hosted by Nico Nico Douga.
Due to its popularity, it has also been streamed as a karaoke song, and has gained enduring popularity.

Artist Profile