Moon Phase Co., Ltd, commonly known as KeroMakura, is a Japanese developer of eroge Visual Novels founded in 1998. They publish their games under two sister brands: KeroQ (ケロQ) for mystery and philosophical works and Makura (枕) for Romance Games. Their representative director is SCA-Ji, known for writing Wonderful Everyday and Sakura no Uta.
Works released under the KeroQ brand:
- Tsui No Sora (1999)
- Nijuuei (2000)
- Nijuubako (2001)
- Moekan (2003)
- Moeten (2003)
- Moekasu (2004)
- Wonderful Everyday (2010) - initially a remake of Tsui no Sora, but it turned into its own story.
- Tsui no Sora Remake (2020)
Works released under the Makura brand:
- H₂O: Footprints in the Sand (2006)
- √ after and another (2007)
- Supreme Candy (2008)
- Ikinari Anata Ni Koishiteiru (2011)
- Himawari No Kyoukai To Nagai Natsuyasumi (2013)
- Sakura no Uta (2015)
- ATRI -My Dear Moments- (2020) - in collaboration with Frontwing
- Sakura No Toki (2023) - a sequel to Sakura no Uta.