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Boys Love, Mystery, Supernatural
An epilogue to Sankaku Mado no Sotogawa wa Yoru with extra content.
Seinen, Mystery
Genius detective Kiyoshi Mitarai and assistant Kazumi Ishioka solve complex mysteries, including the famous Umezawa Incident.
Adult Cast, Detective, Mystery, Romance
Disowned noble Octavia becomes detective, protecting grandmother's heirlooms while facing thieves, demons, and a vengeful angel queen.
Gore, Medical, Super Power, Horror, Mystery, Supernatural
Forensic pathologist Sayori hears corpses' voices, but a cursed corpse disrupts her routine.
Shounen, Action, Horror, Mystery, Supernatural
Puppet-maker by day, shaman by night, Maki Hyousuke battles evil spirits in Japan's occult underworld.
Josei, Mystery
Wealthy, beautiful widow Ranko Gekkouji fearlessly solves cases despite envy and jealousy.
Shoujo, Detective, Mystery, Suspense
Post-war Japan: eccentric detective Chihiro meets beautiful, unstable Shinobu who links murder to their meeting place.
Mystery, Supernatural
Aki's wish for Bon Festival to last forever traps her in a time loop with only Natsuo aware.
High Stakes Game, Psychological, Mystery, Sci-Fi, Suspense
Man trapped in white room with red cubes, unsure who to trust, including childhood friend.
Josei, Medical, Drama, Mystery
Medical student Hajime unexpectedly joins forensic lab, faces corpse autopsies and ghostly visions of familiar suicide victim.
Detective, Psychological, Mystery
Tomoki Niizuma joins a basement police unit where mathematician Gakuto Mikoshiba solves cases using mathematical analysis to expose human truths.
Psychological, Mystery
Disturbing drawings and sketches contain hidden warnings and dark secrets connecting mysterious deaths.
Mystery
Alternate-world island nation hosts secret "room material" unit within its National Police Agency.