Hect Co. Ltd. developed the Famicom port of the action RPG Ys in 1988 and the cinematic NES platformer Moon Crystal in 1992. They also created the narrative-driven Super Famicom adventure game Ihatovo Monogatari in 1993. In the late 1990s, the company developed the PlayStation puzzle games Tsumu and Tsumu Light.
Adapting the acclaimed PC-8801 action role-playing game
Ys to the Famicom required significant alterations to the source material. This port featured redesigned dungeon layouts, modified boss encounters, and a rearranged version of Yuzo Koshiro's seminal soundtrack tailored to the console's audio chip.
With
Moon Crystal, the studio pushed the aging 8-bit hardware to its technical limits. The game is highly regarded by retro enthusiasts for its fluid, multi-frame character animations and precise momentum-based physics, which drew heavy inspiration from cinematic Western platformers of the era.
The development of
Ihatovo Monogatari showcased a distinct narrative ambition, translating the whimsical and melancholic literary works of Kenji Miyazawa into an interactive medium. By eschewing traditional role-playing combat in favor of exploration and town-life simulation, the title established a cult following for its gentle atmosphere and faithful adaptation of classic Japanese stories.
Transitioning to the PlayStation, the studio explored the burgeoning 3D puzzle genre with
Tsumu and its follow-up
Tsumu Light. These releases focused on spatial awareness and block-clearing mechanics, representing the company's final contributions to home consoles before shifting away from active game development.