Friends Gyaku Rape Goudoushi 2
Konya wa Girl's Bar Heiten Shimasu.
[Yui Toshiki] ReYui Vol.3
Makafushigi Toumei Ojisan
[Tsurikichi-Doumei (Various)] Oooka Nan DemoーR (Various)
(C86) [Kuma-tan Flash! (Hanao.)] 2008-2011 Matomebon 3 (Touhou Project) [Incomplete]
[Hazuki Kaoru] Shuuchi no Yakata
(C85) [Kuma-tan Flash! (Hanao.)] Okuu to Kare no Hyouryuu Nikki (Touhou Project) [English]
(Kouroumu 6) [Kuma-tan Flash!, Eclipse (Aya Shachou)] Akyuu-chan (Touhou LoliBitch Goudou) (Touhou Project) [English] [animefan71109]
V Tsumamigui
[Nawanoren (Gachoon)] NNDP 9 (Dirty Pair Flash) [2017-12-31]
(C71) [Kensoh Ogawa (Fukudahda)] Ashford Gakuen Underground (Code Geass) [Decensored]
[Underground Dou] NOPOR
(Hyattou Ryouran ~Kimi no Heart o Shirahadori~) [RED FLASH (Maccha)] Koinyoubou Somewake Tazuna (Touken Ranbu)
(Underground Carnival) [Kougeki (Ootsuki Wataru)] Speechless (Touhou Project)
[sky & si-o] 罪世 - 第1章 | Tsumi Yo - Chapter 02 [EN]
(C86) [Gekidoku Shoujo (ke-ta)] Underground Blossom (Touhou Project)
Otona o Karakau n ja nai!
[TLG (bowalia)] Chika Tougijou Sen - Underground Colosseum Sen 2 [English] [8/u/ Scanlations] [Digital]
KUMAlipse3
Omakebon 9
Miwaku no Red Flash
NOT JAP
[AKABEi SOFT (ALPHa)] FLASH BACK (Tales of Destiny 2)
Okuu to Kare no Hyouryuu Nikki
(C89) [ONEONE1 (Kakinomoto Utamaro)] i★dol Shouko FINAL FLASH
Uchi no Kawaii Doukyonin-san Sono Go | My Cute Roommate Epilogue
(Kemoket 4) [Flash Point (Various)] PONY Love (My Little Pony Friendship is Magic) [Chinese]
Inousha Shoujo Spin-off Yulia Hen | 異能者少女spinoff・尤利娅編
[GENOCIDE (Hattori Gorou)] S4U spats forever The UNDERGROUND insert SATONAKA CHIE (PERSONA 4) [Digital]
(Suukeisai 1) [Kuma-tan Flash!, Z to A (Hanao., Soreko)] Koiji Romanesque (Touhou Project)
Koinyoubou Somewake Tazuna
(Reitaisai 12) [Kuma-tan Flash! (Nishimura Nike)] Remilia to Fushigi no HiAce | A Simmer of Remilia With a Mysterious HiAce (Touhou Project) [English]
Ningen wa oroka
(C78) [Kuma-tan Flash! (Hanao)] Scapegoat Act: 1 (Touhou Project)
Agata - COMIC Shingeki 2014-12 [Textless]
(C69) [Okinawa Taieki Gunjinkai] Rynax_Underground (Kurau : Phantom Memory)
[Rinsun] KNight Mare Underground ~Shimai Kishi, Kanraku Dungeon~ ch. 2
[Fractal Underground Studio] Himitsu no Basho | Secret Place [English] [SaHa]
Chika Tougijou Sen - Underground Colosseum Sen 1
(C49) [H&K (Various)] Ero Manga Kenkyuujo FIRE (Various)
Humiliation underground
(C87) [Kuma-tan Flash! (Various)] Hamedori Collection (Kantai Collection -KanColle-)
(C87) [Kuma-tan Flash! (Hanao.)] Yuudachi/Shigure wa Maketakunai!! (Kantai Collection -KanColle-)
Chika Tougijou Sen - Underground Colosseum Sen 3
Underground Hotel ~Cross Over~
Shukushoubyou Kenshuu
[ALPS] Okachimentaiko Ultra (Escaflowne, Mobile Suit Gundam, Cutey Honey, Dirty Pair Flash, Tokimeki Memorial, Street Figher Zero, Cyber Formula)
Futari no Nichiyoubi
Hitsugi
Buchou to Kachou | 部长与课长 1-3
[Pull Top] Rakugaki 3
Alpha ga Alpha o Daku Houhou | α与α做爱的方法 1-6 完结
(C76) [Kazemichiya (Mamo Williams)] Flash Back (Touhou Project)
(C71) [Kensoh Ogawa (Fukudahda)] Ashford Gakuen Underground (Code Geass) [English] [Decensored]
(C78) [Akai Maruboro] Mio-jou ni eroime ni Attemoraou Tokusei Tadaku Flash Paper (K-On)
Flash Noise
Nodokan
(Shota Scratch 13) [Flash Point (Aoi Takayuki)] P-Boy [English] [mysterymeat3]
FABRICATION FLAVOR
(C88) [Lithium (Uchiga)] Again #2 "Flashback Memories" (God Eater) [Chinese] [无毒汉化组]
[TLG (bowalia)] Chika Tougijou Sen - Underground Colosseum Sen [English] [Sexy Akiba Detectives] [Digital]
(CR15) [Kaishaku, Project Harakiri (Various)] Kaishaku No Daihyakka Satsujin Neko Daihyakka Gundam Juugo Shuunen Kinen! (Dirty Pair Flash)
[Fractal Underground Studio] Kodomo Rakuen Ransel Shoujo Hen
[Flash Point (Aoi Takayuki)] Oku-sama wa Mara Tsukai [Sample]
(C89) [CREAYUS (Rangetsu)] FLASH NOISE (CODE GEASS: Lelouch of the Rebellion)
[Ryo] Tomodachi ni Nayami o Soudan Shite Mitara Ayashige na Basho ni Tsurete Koraremashita. | I went to my friend for advice but instead she took me to a shady underground club. (COMIC Tenma 2014-07) [English] =LWB=
Underground Hotel Vol. 3
[Yanagi Masashi] Kawai onna to yobaretai
(C49) [H&K (Various)] Ero Manga Kenkyuujo FIRE (Various) [Incomplete]
Underground Six
ELF SLAVE CATALOG UNDERGROUND Vol. 01
Shinso Makou Shoujo THE COMIC White Holy Sword Rizuve and Red Flash Raiza Episode 3
(C82) [Kuma-tan Flash!] Hanao no Mozomozo Rakugaki Chou Vol.3 (Touhou Project)
(Reitaisai 12) [Kuma-tan Flash! (Habara Meguru)] Momiji Hunter (Gensoukyou ni Tanetsuke Oji-san ga Yattekita YA-YA-YA) (Touhou Project) [English]
(C73) [Kuma-tan Flash! (Hanao.)] KO ZI KA! (Kodomo no Jikan)
(C50) [MELT-DOWN (Various)] Berceur (Jigoku Sensei Nube, Dirty Pair Flash, Neon Genesis Evangelion)
(C89) [Kuma-tan Flash! (Hanao.)] Se-no! (Kantai Collection -KanColle-) [Chinese] [洨五個人漢化]
(Puniket 20) [Chronolog, Shoujo Zukin (Sakurazawa Izumi, Hatomugi Munmun)] Alice in the underground (Soul Eater)
Chika 30m no Mitsugetsu o... | Honeymoon at 30 meters underground
(C75) [Eclipse, Kuma-tan Flash! (Rougetu, Hanao.)] Jarekko Doubutsu (Touhou Project) [Incomplete]
Roshutsu Kaijin Flasher Girl ~Kyonyuu Sukeban Marimo AFTER EPISODE~
[Red Ribbon Revenger (Makoushi)] Shiro (Star Ocean: Till the End of Time)
[UNDERGROUND CAMPAIGN (Muma, Senga Migiri)] Maison Liberté | Midsummer Daydream [English] [Leon990 Scanlations] [Digital]
Kenryokusha ni Sakaraezu 2-koma Ochisuru Hon
[TLG (bowalia)] Chika Tougijou Sen - Underground Colosseum Sen 5 [Chinese] [沒有漢化] [Digital]
(C66) [Pon'yori Densetsu (Eririn)] Sekai no chushin de hanifurasshu | Honeyflash in Centre of the World! (Cutey Honey)
Nee-sama no Inai Chinjufu
Ashford Academy Underground
(Reitaisai 7) [Kuma-tan Flash! (Hanao)] Mebius:loop+Omake (Touhou Project)
i★dol翔子~FINAL FLASH~
[Binbi] Kanojo to Himitsu no Lingerie (Otokonoko HEAVEN Vol. 29) [English] [mysterymeat3] [Digital]
Chika Tougijou Sen - Underground Colosseum Sen 5
NAJICA FLASH
[TLG (bowalia)] Chika Tougijou Sen - Underground Colosseum Sen 4 [Chinese] [沒有漢化] [Digital]
(Reitaisai 12) [Kuma-tan Flash! (Various)] Gensoukyou ni Tanetsuke Oji-san ga Yattekita YA-YA-YA | HOORAY! A Seeding Uncle has made it into Gensoukyou (Touhou Project) [English] [robypoo]
From The Underground
Vtuber Sokuhame Kairaku Ochi Hon 2
[Stranger_Underground Dou] Jigoku Ezu no Yoru
[Shirogoma Rai] Mayonaka no Shainkyouiku
[Hatoba Akane] Touma Senki Cecilia IF Lunaria to Hentai Ouzoku no Wana ~Shuuaku Kaizou Hen~ | Demon Slaying Battle Princess Cecilia IF Lunaria and the Trap of the Perverted Royal Family ~Underground Shit Fight Chapter~ [English] [CulturedCommissions]
FLASH BACK
(MILLION FESTIV@L 3) [Kuma-tan Flash! (Hanao.)] Masaka Idol o Yogosu Tsumori Ja Nai Desu yo ne? Dame Producer (THE IDOLM@STER MILLLION LIVE!)
(C69) [RED RIBBON REVENGER (Makoushi)] Valhalla ~ Dainishou~ Fuyu no Arashi (Spiral) [Digital]
Inbou Kyousei Kairaku Esute Zenpen | Underground Forced Pleasure Salon Part 1
《0》 2
Shinso Makou Shoujo THE COMIC White Holy Sword Rizuve and Red Flash Raiza Episode 2
Lost Desired
[Ameya Kirica] Chichi Pri! [Chinese]
[Wawomidasu (Kyawashuku)] Mob Zerox 3 Blue & Purple (Battle Spirits) [Digital]
(C88) [Lithium (Uchiga)] Again #2 "Flashback Memories" (God Eater)
(C85) [Kuma-tan Flash! (Hanao.)] Okuu to Kare no Hyouryuu Nikki (Touhou Project)
NTR Flash Back
(Reitaisai10) [Kuma-tan Flash! (Hanao)] Muishiki no Kyuuai Koudou (Touhou Project)
[Anthology] Bishoujo Shoukougun 2000 Manga-Anime Hen 2 (Various)
(C74) [Kumatan Flash! (Hanao)] Tabasa Channel (Zero no Tsukaima)
(C74) [FLASH POINT (Aoi Takayuki)] 《0》
(COMIC1☆9) [Kuma-tan Flash!, Eclipse (Hanao., Rougetu)] HELLO (Kantai Collection -KanColle-)
[Unknown] Chika Teien | Underground Garden [English]
Underground Hotel Vol. 2
(C91) [Kuma-tan Flash!, Eclipse (Hanao., Rougetu)] Se-no!! (Kantai Collection -KanColle-)
罪世 - 第1章 | Tsumi Yo - Chapter 01 ReUpload
[Kuma-tan Flash!] Shuukaku jai! (Touhou Project) [Digital]
(C93) [ARCHANGEL (Ayanokouji Haruka)] PRISMA FLASH (Fate/kaleid liner Prisma Illya)
(Osuket 2) [UNDERGROUND CAMPAIGN (Senga Migiri, jin)] Yasei
FLASHBACK (Toriko)
Under the Table [English] [Rewrite] [EZ Rewriter]
(Reitaisai 12) [Kuma-tan Flash! (Johnny)] Love & Peace o Senkyou suru Kokujin Checkera Tanetsuke Oji-san (Gensoukyou ni Tanetsuke Oji-san ga Yattekita YA-YA-YA) (Touhou Project) [Chinese]
Chika Tougijou Sen - Underground Colosseum Sen
(C83) [Kuma-tan Flash! (Hanao.)] Mebius:gate (Touhou Project)
[Unknown] Chika Teien | Underground Garden [Chinese]
Maso no Keifu
[Takotsubo Club (Gojou Shino)] Danger Zone 5 (Dirty Pair Flash)
[ONEONE1 (Ahemaru)] Roshutsu Kaijin Flasher Girl ~Kyonyuu Sukeban Marimo AFTER EPISODE~ [Digital]
(C90) [Kuma-tan Flash! (Hanao.)] Love Trip (Kantai Collection -KanColle-) [Chinese] [洨五個人漢化]
[Sajipen] Midara ni Ochite (COMIC Shitsurakuten 2015-01) [Chinese] [無邪気漢化組]
Triglav Underground Railway
Underground Garden