could be a mishearing of "HONKY" as a slang term (unlikely for a product name) or a misspelling of "Honey" (e.g., Atelier Kaguya Honey ).
Atelier Kaguya is a prominent Japanese software developer specializing in the visual novel genre. Established in 2001 under the parent company ASTEC21, the brand is often referred to by its community nickname, "Bamboo." Over more than two decades, the studio has become known for its prolific output and its unique organizational structure, which utilizes several internal sub-brands to target different segments of the visual novel market. atelier kaguya honky