Romy Oishi, also known by the alias Dr. Peep, is a Japanese writer and the creator behind the horror and mystery series Lockdown Zone: Level X. The project began as a web novel before being adapted into other media. Oishi is also a novelist and serves as the chief executive officer of taskey STUDIO, a production studio focused on creating entertainment content such as novels, manga, and webtoons optimized for smartphone reading.

Oishi is the founder of PEEP, a digital entertainment application with millions of downloads that distributes serialized content. The English version of Oishi’s work, Lockdown Zone: Level X, is published digitally by DENPA LLC, with chapters released periodically. The series is written by Romy Oishi under the Dr. Peep name and illustrated by the artist meshe. The story follows characters Ryoka and Shuhei as they navigate a dangerous, abandoned apartment building during a mysterious apocalyptic event.

In the anime industry, Oishi is credited as the original creator of Lockdown Zone: Level X. The series received a light anime adaptation, sometimes described as an anime-like production, which premiered in September 2024. The anime was directed by Hikaru Sato at Imagica Infos and Imageworks Studio. A second season, titled Kankin Kuiki Level X Zoku-hen, aired from February to March 2025. Oishi’s birthday is listed as December 2.

Oishi’s work is recognized within the digital-first segment of the manga and anime industries, where original web content is developed for mobile platforms before expanding into traditional publishing and animation. The creative identity associated with Oishi centers on horror and mystery genres, with a focus on survival scenarios and psychological tension. Through taskey STUDIO and the PEEP platform, Oishi is involved in the production and distribution of serialized entertainment, positioning the work at the intersection of independent digital creation and professional anime production.