Mission Mermaiden -hasumi And The Deep Sea Sist... |work| Jun 2026

Hasumi gasps. A flash floods her mind—not a memory, but a forgotten promise. A childhood dream of drowning, of being saved by sisters with tails like crescent moons. She was never saved. She was sent back .

You can find the game for purchase on DLsite (Product ID: ). With the official English translation available, there is no excuse to get lost in the jungle. Just remember to check your six (and your Energy Gauge) before you go.

"Mission Mermaiden - Hasumi and the Deep Sea Sisters" is an intriguing title that likely belongs to a Japanese manga or anime series, possibly blending elements of adventure, fantasy, and environmentalism. While specific details about the series are not provided, we can infer that it involves a mission, mermaids, and possibly themes related to ocean conservation and sisterhood. Mission Mermaiden -Hasumi and the Deep Sea Sist...

The game takes place in the year , a period where Earth has been severely ravaged by a devastating alien invasion. The protagonist, Hasumi , is a skilled operative dispatched to a remote, hazardous region known as the Karimantan Jungle.

Mission Mermaiden was developed by Hakkaku (八角家), a Japanese doujin circle known for its focus on "mind break" and hypnosis-themed adult games. The artwork was provided by dangan_cat (弾丸猫), whose detailed character designs significantly improved Hasumi's appearance compared to previous installments. Hasumi gasps

The game combines classic 2D platforming with RPG elements. Key features include:

Hasumi touched the sphere. It parted like soap film. Her mother’s hand, cool and webbed, clasped hers. She was never saved

The core gameplay of Mission Mermaiden revolves around classic 2D platforming and combat. As seen in various gameplay demonstrations , the title features:

: Escaping a confinement state requires rapid input sequences to break the physical bonds before permanent status changes trigger. Persistent Status and Debuff Effects

The total gameplay length is approximately 2.5 hours for a standard playthrough, though completionists seeking all status effects and gallery unlocks will spend considerably longer.

The game is strictly intended for adult audiences due to its explicit content, violence, and suggestive themes. It is primarily distributed digitally within the Japanese indie game market (Doujin) via digital storefronts like DLsite, appealing to fans of high-challenge 2D action platforms who also enjoy sci-fi biological horror aesthetics. Propose Next Steps If you are looking to expand this article further,