
Seekz Co., Ltd. (株式会社シークス) was a mobile game development company started by former Graphic Research Co., Ltd. staff on July 11, 2003. It was headed by former GRC senior managing director Yasushi Mizutani (水谷靖志). After 2012 there were no more activities reported from the company.
Seekz Co., Ltd. operated as a mobile game developer in Japan from 2003 until at least 2023, though their activity dropped off significantly after 2012. The company was founded by former staff from Graphic Research and led by Yasushi Mizutani. Their entire catalog on PlayPile consists of 12 titles where they served as the developer. They never published games under their own name in this dataset. The bulk of their work appeared during the 2000s with ten releases, while the 2010s and 2020s each saw only one game. Their focus leaned heavily toward legacy mobile devices, which account for eleven of their twelve games. They also released two titles on PC and two on the Nintendo Switch, along with single entries on Android, web browsers, and the Nintendo DSi. This distribution shows a company built around the feature phone market rather than modern smartphones or consoles. Their genre choices were narrow, covering four Visual Novels, three Adventure games, three Simulators, and two Role-playing games. Recent releases like G-Mode Archives 50: Midnight Horror School in late 2023 appear to be archival ports rather than new development, given the lack of activity reports after 2012. Other later titles include Rinji Shuuden from 2011 and Chura-jima Kurashi from 2009. The company did not build a large output in recent years. Their small catalog size reflects a limited operational window for new projects. There is no data provided to assess their rating trends or quality standards on PlayPile. The profile suggests a developer that found its niche in early Japanese mobile gaming but ceased active production over a decade ago. Players looking for fresh content from Seekz will find very little, as the company has not released anything substantial since 2012 except for re-releases of older titles.












