
Kazutaka Kodaka and Kotaro Uchikoshi join forces for the first time to deliver the ULTIMATE adventure game! 15 students are tasked with defending a school from grotesque monsters for 100 days. Can they make it to the end? And will they survive long enough to uncover the truth?
Modeled estimate, not a reported figure. How we estimate →
Media

About
Takumi Sumino is a totally average teenager living in the Tokyo Residential Complex, a place where every day is much like the last and nothing bad ever happens. All that changes when freakish monsters attack the town and start wreaking havoc. A strange creature calling himself Sirei appears and offers Takumi the power to protect those he holds dear... All he has to do is stab himself in the chest!
The next thing he knows, Takumi is in Last Defense Academy, a school in the middle of nowhere surrounded by a wall of otherworldly flames. He and 14 other students have been drafted into the Special Defense Unit, a team tasked with keeping the school safe for the next 100 days. How much are they willing to sacrifice to take back their normal lives and save the world from the grotesque school invaders?
The curtain rises on 100 days of war and despair...
Takumi's choices will decide his future, but there's no telling what kind of consequences these decisions might have...
When the invaders attack, it's up to you to protect the school in SRPG battles.
Use each student's unique Specialist Skills to turn the tide of battle in your favor!
Spend time with your teammates to deepen your bonds, or explore the wilderness and ruins outside the school.
You can even use the items you find to craft gifts and get even closer to your allies!
Genres
Stats
All-time low is the lowest price we've recorded for this game since we started tracking it.
Languages: English*, Japanese*, Simplified Chinese, Traditional Chinese, Korean*languages with full audio support
Updates
Build ids and update times come straight from Steam's PICS — the same source SteamDB reads. Patch history grows as we record new builds.
Engagement
Hours played at review time, across 606 reviews with recorded playtime.
Reviews
Themes across 604 recent reviews and how positive each mention is. A keyword signal, not full sentiment analysis.
positive critical· bar length = how often the theme comes up
Reviews
I WANNA MILK EITO LIKE A COW
Chociaż nie grałam w tę grę, lecz oglądałam jej gameplay, to mogę stwierdzić, że jest to jedna z lepszych novelek na którą warto zwrócić uwagę, moją ulubioną postacią jest Darumi Amemiya, pozdro
本質上還是看劇情遊戲 本來以為戰旗為主 但都在看劇情 挺失望的 果然這個作者的都不太適合我
타쿠미! 타쿠미!
Darumi
A pesar de que hay cosas mejorables y algunas se vuelven repetitivas, además de algunos finales que son puro relleno. En general el juego es entretenido y la trama es interesante y te deja con ganas de saber que pasará después o que significa tal o cual cosa.
I reached day 100 now I can finally play the game
啊,仿佛和大海一样广阔的支线之水。。。。真相确实做的好但是也狠狠刀到我了。sf真的不ooc吗。我不想打灾厄线啊,剧情锁让我崩溃。遍地,魅领,独裁,青春都不错,鲜血淋漓谁做的啊给我战棋游戏打成追逐了,苍月这人做的不错很有深度嗯对。属于是又爱又恨吧对这游戏。我也不知道我在说啥总之支线真的水到我了哭之哭之。都到这地步了会全打下去的但是真的还是又爱又恨。
The first time when game has so much content i have to plan out my day around it
Story is mostly peak though some routes are pretty mid or actively bad, gameplay is solid (not my cup of tea though), characters are mostly peak (shouma and gaku can be deleted from the game though please) though they have a problem with making some mega stupid decisions even for teenagers particularly in the prologue and 2nd scenario, and OST is fine but never really felt like anything to write home about.
Related
Related
Trends
Modeled estimate over time, reconstructed from Steam's monthly review histogram.
Engagement
DAU/MAU are modeled from peak concurrent players (≈×8 and ×28) — Steam publishes no active-user counts, so treat these as rough estimates, not reported figures.
Audience
Audience
Games most often reviewed by the same players — an audience-affinity signal from our review sample, not full ownership data.
Estimated from the language of this game's reviews — a proxy for where players are, not official Steam demographics.
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