|Novel Debut||Light Novel Volume 1|
Kohaku (Kohaku, 琥珀) is a companion and contracted beast of Touya on his journey.
Kohaku's true form is that of a large White Tiger. After Touya voiced his uncertainty of walking with a tiger, Kohaku took on the appearance of a small white cat which is considered cute by the female characters.
- "Master Mochizuki Touya. By my judgment, there are none I have ever crossed paths with more suitable for the role of my master than you. I would be honored if you were to form a Master-Servant pact with me." - Kohaku accepting Touya as his master.
- ↑ Light Novel Volume 1, Chapter 4