Okuruto Noboru

The mini anime adaptation of Ore dake Haireru Kakushi Dungeon streams weekly on the series' official YouTube channel. It comprises 12 standard episodes and 2 special collaboration episodes.

The first entry in the Neptune OVA Series Trilogy. Neptune and her companions head to "Watashi no Natsuyasumi Yama" (My Summer Vacation Mountain), a nature-filled location, to spend their summer break. The four goddesses, reuniting after some time apart, enjoy themselves in their usual lively manner. During the trip, Nepgear and the other sisters venture into the mountains to explore. Passing through a long torii (Shinto shrine archway), the sisters wander into a different dimension. There, Nepgear encounters a woman who strongly resembles an adult version of her sister Neptune.

Set in a world long devastated by war, this OVA adapts the prequel short story "Snow Globe," originally included with a limited edition light novel bundle of the original PC game.

The 4:44 ritual is said to allow anyone who broadcasts specific frequencies from the Akeyuki Sacred Tree using a radio at that exact time to travel to another dimension. Asuka Tsuchimiya and her friends Nana Nanase, Mia Silverstone, Yuu Tounaka, and Chloe Morisu put this legend to the test as part of their Crystal Radio Research Club activities. To their surprise, the ritual works, and they end up in a parallel world known as a fragment. There, they encounter a girl who looks almost exactly like Asuka but is serious and strong—she calls herself Seriouska. She warns them about a dangerous force called the Twilight, which is consuming all parallel worlds by erasing their unique possibilities. Her goal is to defeat the Twilight King, the one responsible for spreading the Twilight across the multiverse. The story follows the five girls as they discover their true selves and search for the Twilight King. However, the key to stopping the advancing Twilight may be closer to them than they realize.

In the peaceful seaside town of Atami, Wakana Kinme runs Kinme Cleaning, a laundry service. Though she has no recollection of her previous life, she has built a steady existence over the last two years. With gentle care and precise attention, she handles the garments brought to her, aware that the memories tied to these items are often more delicate than the fabric itself. As Wakana becomes a familiar face around town, she engages in thoughtful, subtle exchanges with the locals. Through the clothes she cleans, she uncovers fragments of her customers' lives, safeguarding their memories while her own remain hidden. Her work of washing away both the physical grime and the emotional burdens of the townspeople serves as a quiet reminder of finding solace in everyday routines, proving that one can still feel a sense of belonging without a known past.

After realizing they were switched at birth, getting engaged, and choosing to cohabitate, Nagi Umino and Erika Amano have worked through many hardships. With Nagi's sister Sachi and his crush Hiro Segawa now living under the same roof, the group deals with everyday routines and frequent arguments, gradually adjusting to their unusual arrangement. The situation grows more tangled when Nagi’s childhood friend Ai Mochizuki returns from overseas. Ai unexpectedly announces that she intends to marry Nagi, and though he refuses, she remains determined to win him over. Surrounded by four girls who each hold different feelings for him, Nagi must sort out his own emotions and decide what to do next.

Shintarou Tokumitsu's ordinary high school life in his compact studio apartment takes an unexpected turn when he discovers a visitor on his balcony one morning—an angel named Towa. Tasked by God with observing how humans interact, Towa is gentle and sincere, and she quickly forms a connection with Shintarou. He eventually agrees to let her stay, but sharing such a small space and concealing Towa's angelic nature from others soon proves difficult. As Shintarou grows accustomed to this new arrangement with Towa, interactions with other girls start adding further complications to their daily lives.

In Yoo Hobin's school, the bullies are different—they are aspiring internet celebrities called NewTubers, who broadcast humiliating videos and live streams of Hobin from his own home. Hobin keeps his composure only by focusing on the need to work hard to support his hospitalized mother. One night, during a live stream by his classmate Woo Jihyeok, Hobin reaches his breaking point after enduring a degrading act, leading to a violent fight that lasts until morning. The next day, Hobin learns that the live stream of their fight has gone viral on NewTube, bringing him instant fame. Seeing the financial potential of viral content, Hobin decides to team up with Jihyeok to start a channel that showcases his fighting abilities. However, he must improve his combat skills and avoid those who want to exploit his sudden popularity—or losing viewers may be the least of his worries. Fortunately, Hobin discovers a set of rare self-instructional videos that could be the key to succeeding in the competitive world of content creation.

In a world where high-status classes are highly valued, Ein is often looked down upon because of his Appraiser class, which only allows him to evaluate the worth of objects. During an expedition into a dungeon, where Ein typically stays at the rear, a dangerous enemy appears, prompting his teammates to use him as a decoy to save themselves. Expecting to die, Ein falls into an abyss but is unexpectedly rescued by Yuri, the spirit of the ancient World Tree, and her watchful guardian, Ursula. Using their extraordinary powers, they heal Ein's severe injuries and grant him the prosthetic "Spirit Eye," which gives him the ability to predict his opponents' actions and learn an endless number of skills. To help Ein escape the dungeon, Ursula takes on his training. After several weeks of intense training sessions, Ein's physical abilities are greatly enhanced, and he rescues Yuri and Ursula from the dungeon. Together, the three set out on a journey to reunite Yuri with her family and for Ein to become an unforgettable hero.

During a school trip, a group of students is suddenly transported to another world by a powerful sage named Sion. Sion grants most of the students magical powers called Gifts, hoping to recruit them as future sages. However, a few students, including Yogiri Takatou, are overlooked and receive no Gifts, causing the others to abandon them. After waking up, Takatou finds a dragon threatening the bus. Using his hidden ability to instantly kill any target, he eliminates the dragon. Together with his surviving classmate Tomochika Dannoura, Takatou sets out to return to Earth, defeating anyone who underestimates him, including his former classmates.

In "The Hidden Dungeon Only I Can Enter," Noir Stalgia comes from a noble lineage but is stuck at the lowest rung of society, constantly facing scorn and ill-treatment. His sole asset is a special ability to consult the Great Sage, an oracle that can answer any question. After failing to land a job as a librarian, Noir decides to enroll in the Hero Academy to strengthen himself and survive the harsh reality he lives in. Following the Great Sage's guidance, he ventures into a hidden dungeon in the mountains, where he meets Olivia Servant, a captive girl bound in chains. Olivia grants Noir the power to alter reality, but this gift comes with a heavy cost: each use drains his life force, endangering his existence. To replenish his vitality, Noir must engage in sensual acts, like kissing his childhood friend. Armed with these newfound abilities, Noir begins his journey at the Hero Academy, forming connections and aiding his companions as they face future challenges.

In "How Not to Summon a Demon Lord Ω," Diablo, the Demon King, returns, now posing as a deity. After a chance meeting with High Priest Lumachina Weselia, Diablo and his companions decide to accompany the young woman on her mission to root out the deep-seated corruption within the Church. Lumachina mistakenly believes Diablo is the true God, a misunderstanding he uses to his advantage while protecting her during her first task to find the righteous head paladin, Batutta. The journey adds Horn, the grasswalker, and Rose, the Magmatic Maid, to the group. As they continue traveling, the central questions emerge: can Diablo fulfill Lumachina's wishes, and will the Demon Lord from another world be able to maintain his divine deception?

High schooler Yuuichi Katagari cherishes his close-knit group of friends, comprising classmates Yutori Kokorogi, Shiho Sawaragi, Makoto Shibe, and Tenji Mikasa. Tensions rise when the funds for their upcoming school trip vanish under suspicious conditions, causing Shiho and Makoto, who were tasked with gathering the money, to grow distant from the rest of the group. Soon after, Yuuichi and his friends are lured into a trap and knocked unconscious by unknown assailants. They awaken in a confined white room alongside Manabu-kun, a contentious figure who reveals that one of them has orchestrated this scenario to settle a twenty million yen debt. To clear this debt, they must participate in a series of psychological games designed to test the limits of their friendship and ethical boundaries. As they grapple with their isolation and the bizarre situation, Yuuichi and his friends must cooperate to survive these challenges. Yet, the surfacing of internal conflicts and past wounds threatens to shatter their once unbreakable bond.