Marvelous to Exhibit Five Titles at BitSummit PUNCH, Announces Two New Indie Publishing Deals

Published: May 15, 2026
Marvelous to Exhibit Five Titles at BitSummit PUNCH, Announces Two New Indie Publishing Deals

Japan's largest indie game festival, BitSummit PUNCH, is set to take place from May 22 to 24, 2026, at Miyako Messe (Kyoto Kangyokan) in Kyoto. Marvelous Inc. will be exhibiting at the event with a booth featuring five playable titles.

Alongside the booth announcement, Marvelous revealed that two titles from its indie support program "indie Game incubator (iGi)" will be published by the company:

  • Dr. Mememe want to sleep (developed by LabyLab)
  • No door can Not be opened with a Non-black key (developed by Studio ZeF)

Event Details

  • Event name: BitSummit PUNCH
  • Dates: May 22, 2026 (Business Day) / May 23–24, 2026 (Public Days)
  • Venue: Miyako Messe (Kyoto Kangyokan)
  • Website: https://bitsummit.org/

Playable Title ①: Dr. Mememe want to sleep

Dr. Mememe want to sleep key visual

Platform Steam
Release 2027 (planned)
Genre Exponentially Cute Sheep-Delivering Game
Developer LabyLab
Steam page https://store.steampowered.com/app/3386670/

The eccentric genius scientist "Dr. Mememe" has invented a cute sheep whose mysterious, soothing presence lulls people to sleep. Players release the sheep through windows, collect points, and use them to produce more sheep — all while deploying conveyor belts, robot sheepdogs, and other quirky inventions to send the world into a happy slumber.

Playable Title ②: No door can Not be opened with a Non-black key

No door can Not be opened with a Non-black key key visual

Platform Steam
Release 2027 (planned)
Genre Puzzle Action
Developer Studio ZeF
Steam page https://store.steampowered.com/app/3537940/

Set in a world made entirely of text, players manipulate the word "not" to rewrite sentences and alter the rules of reality itself. The concept goes far beyond what its minimal visual design might suggest, delivering the dynamic satisfaction of rewriting the very laws of the world in this unique negation-based 2D puzzle action game.

Playable Title ③: Death the Guitar

Death the Guitar key visual

Platform Steam
Release 2027 (planned)
Genre Action
Developer Toroya My Battery Is Fried
Steam page https://store.steampowered.com/app/2474220/

Winner of the Grand Prize (Red Award) at BitSummit 2023

A pop-and-violent 2D side-scrolling action game in which the protagonist is an electric guitar seeking revenge after its owner is killed. Players use splashing blood as energy to unleash killer sound waves and chase down the culprit, combining intuitive controls, hardcore action, and a wealth of guitar sounds.

Playable Title ④: Moonlight Peaks

Moonlight Peaks key visual

Platform Steam / Nintendo Switch 2 / Nintendo Switch / Google Play Games
Release July 7, 2026 (local time)
Genre Simulation
Developer Little Chicken Game Company
Steam page https://store.steampowered.com/app/2209900/Moonlight_Peaks/

A heartwarming supernatural life simulation game set in the magical town of Moonlight Peaks. Players live the life of a vampire, growing mystical crops, learning potion-making and magic, and building friendships — or even romances — with werewolves, witches, and mermaids living in town.

Playable Title ⑤: The Big Catch

The Big Catch key visual

Platform Steam
Release TBA
Genre 3D Acrobatic Action
Developer Filet Group
Steam page https://store.steampowered.com/app/2146290/The_Big_Catch/

Caster the fisherman is perpetually scolded by head chef Ruelle at "The Big Catch" restaurant and sent off to gather ingredients. Using wall runs, slides, spins, swimming, climbing, and grinding, players pull off stylish acrobatic moves to collect what's needed. The game distills the best of retro-modern platformers into one fresh, high-speed package.

Booth Giveaways

All visitors to the Marvelous booth will receive a special Marvelous & XSEED fan (uchiwa) featuring key visuals from all five exhibited titles, while supplies last.

Marvelous & XSEED special fan

Additionally, visitors who try select titles will receive special novelty items on a first-come, first-served basis:

Dr. Mememe want to sleep — Special "I Just Want to Sleep" eye mask

No door can Not be opened with a Non-black key — Special negation "is not" sticker

Death the Guitar special pick keychain novelty

Death the Guitar — Special guitar-pick keychain

About indie Game incubator (iGi)

The indie Game incubator (iGi) is a free incubation program run by Marvelous for indie creators based in Japan. With the goal of bringing Japanese indie games to the world, iGi supports creators on both development and business fronts. Now in its sixth year, the program has graduated 28 teams to date.