Netmarble showcased a cosplay show and talk stage for the new mobile subculture game 'Pearl in Blue' at Tokyo Game Show 2026, held at Makuhari Messe in Japan.

The cosplay show featured Shinonome Umi, Yamamoto Shiori, Shinozaki Kokoro, and Tagami Nao. They presented cosplay of four 'Dark Knight' characters from Pearl in Blue.

The talk show featured voice actors for the main characters of Pearl in Blue, such as Housen Tae and Kikuchi Yurina. They introduced the game world and characters.

The Pearl in Blue cosplay event and stage events will also be held at 12:45 on September 19, 11:15 on September 20, and 10:15 on September 21. On September 21, the final day of Tokyo Game Show 2026, VTubers Inuyama Tamaki, Kagura Nana, and Yoru Yoichi will participate in a Dark Knight-themed drawing stage.

Pearl in Blue is a subculture collectible mobile RPG that combines RPG elements with a romantic experience resembling the protagonist of a rom-com anime. It was unveiled for the prior time at Tokyo Game Show 2026, and ahead of release, related information will be revealed through the official Japanese X (Twitter) and YouTube channels.