: Players navigate a series of stages, fighting off various creatures and avoiding environmental hazards. Challenge Level
You control Hasumi, a skilled operative sent into highly volatile territory.
The other Mermaiden stories (like Crystal the Arctic Mermaiden or Brynn the Australian Mermaiden) How to pick a tail that fits Hasumi’s style The fin fun mermaidens tail collection Let me know how you'd like to proceed! Share public link
Mission Mermaiden was developed by the Japanese doujin circle , and released on July 27, 2020 for PC. The game is a direct follow-up to their previous works, notably テイル?アンダークラスト -ハスミと最后の7日间- (loosely: Tail? Under Crust - Hasumi and the Last 7 Days ), sharing the same sci-fi universe and protagonist. mission mermaiden hasumi and the deep sea sis
While the original Japanese version remains widely available, the game also has a robust Chinese fan translation, with dedicated wikis and communities. The game is primarily a PC title, sold through DLsite and various digital platforms. No official English translation has been announced, though a full guide and community-made language patches are available.
The game takes place in a dystopian sci-fi future. In the , Earth has been utterly ravaged by a brutal alien invasion. Humanity is on the brink of extinction, forced to rely on desperate reconnaissance missions to gather vital intelligence.
This isn't your average sunny-day-at-the-beach art. The artist leans heavily into the "Deep Sea" aspect of the title. The lighting is moody and bioluminescent, shifting from heavy navy blues to vibrant, glowing teals. It gives the scene a sense of mystery—like we are thousands of leagues under the sea, witnessing a secret rendezvous. : Players navigate a series of stages, fighting
Check out regional player insights, ratings, and gaming forums on AG.ru . Why It Stands Out
What begins as a straightforward reconnaissance operation quickly derails as Hasumi encounters a hostile ecosystem populated by treacherous aquatic anomalies and monstrous deep-sea entities. Gameplay Mechanics and Structure
Often depicted with deep blue and purple hues reminiscent of the Sea of Japan, Hasumi is a guardian of both the surface beauty and the hidden secrets of the ocean depths. Share public link Mission Mermaiden was developed by
Players take control of , an operative sent on a dangerous mission to a far-away, overgrown land. Her primary objective is to infiltrate the treacherous Karimantan Jungle to confirm the existence of a rumored, highly dangerous bioweapon. However, the jungle is not just filled with alien invaders; it is also home to a mysterious faction known as the Deep Sea Sisters , making the environment hostile from both land and sea. Core Gameplay Mechanics
Hasumi battles various aquatic-themed monsters, such as Tentacle Jellyfish and bosses like the Slug Mother .
– Some fans argue the title conflates two real works: Mermaid Saga by Rumiko Takahashi and the indie game Deep Sea Sister (a real, melancholic diving game on Itch.io). Over time, online retellings fused them.
The game is primarily available through the Japanese adult game platform DLsite . While the original version was developed for Windows, distinct versions for Mac have also been referenced by the developer. Mission Mermaiden - The Downfall of Hasumi by NoGag
, it felt like a cold, familiar hug. As a high-ranking operative of the Mermaiden Corps, her bioluminescent gear pulsed with a steady sapphire rhythm, cutting through the ink-black silence of the ocean floor. Her mission: Operation Deep Pulse A rogue research station, The Nautilus-9