Keine Ahnung is an international Touhou doujin circle featuring artists from across the globe.
- 2017 - Present
- Electronic, Instrumental, Vocal
- Urotsuki (Producer, Executive Director, Arranger; Youtube, SoundCloud, Bandcamp, Twitter)
- JRAFS (Arranger; YouTube, SoundCloud)
- Pedipanol (Arranger; YouTube, SoundCloud, Bandcamp, Twitter)
- Kodokon (Arranger; Website)
- 0P2C (Vocalist; YouTube, Twitter)
- Alraune (Lead Artist; Pixiv)
- Euphori (Director, Graphic Design, Artist; Pixiv)
- Release date: 2017-05-07 (Reitaisai 14)
- An album featuring arrangements of themes from Imperishable Night, Mountain of Faith, Subterranean Animism, Ten Desires, Double Dealing Character, and Legacy of Lunatic Kingdom.
- Hidden Gem in Four Corners
- Release date: 2018-05-06 (Reitaisai 15)
- An album featuring arrangements of themes from Hidden Star in Four Seasons, plus one arranged theme from Antinomy of Common Flowers.
- Ageless Wisdom
- Release date: 2019-05-05 (Reitaisai 16)
- An album featuring arrangements of themes of the more mature characters from Embodiment of Scarlet Devil, Perfect Cherry Blossom, Imperishable Night, Undefined Fantastic Object, and Legacy of Lunatic Kingdom.