[ONEONE1 (Ahemaru)] Roshutsu Kaijin Flasher Girl ~Kyonyuu Sukeban Marimo AFTER EPISODE~ [English] [SMDC]
(C84) [Kuma-tan Flash! (Hanao.)] Mebius:last (Touhou Project)
[Red Ribbon Revenger] Valhalla ~Joshou~ (Tokyo Underground & Spiral)
(C78) [bolze. (rit.)] The Sunshine Underground (Heart Catch Precure)
SSSS.GRIDMAN 超全集
Flower Attack Moonlight
(C92) [Kuma-tan Flash! (Kumao Mofumofu)] Yamakaze no Koto, Suki? (Kantai Collection -KanColle-)
[Abura Katabura (Papipurin)] Midgar Underground Capter 1: Tifa Haidaku Nyuumetsu (Final Fantasy VII)
Himitsu Yuugi | 비밀유희
[Underground Dou] NOPOR
Lost Desired
(Reitaisai 8) [Kuma-tan Flash!, Eclipse (Hanao., Rougetu)] KUMAlipse (Touhou Project)
(C85) [LongHornTrain (CyoCyo)] Hirameke! Megami no Love Kiss Wand | Flash! Goddess of the Love Kiss Wand (Dokidoki! Precure, Suite Precure) [English] {doujin-moe.us}
Omakebon 9
(Reitaisai 9) [Kuma-tan Flash!, Eclipse (Hanao., Rougetu)] KUMAlipse3 (Touhou Project)
[TLG (bowalia)] Chika Tougijou Sen - Underground Colosseum Sen 4 [Chinese] [沒有漢化] [Digital]
(C78) [Akai Maruboro] Mio-jou ni eroime ni Attemoraou Tokusei Tadaku Flash Paper (K-On)
[Kisaragi Gunma] Zoku Koukishin ga Tomaranai (COMIC HOTMiLK 2016-08) [Chinese] [Flash Back 90's個人漢化] [Digital]
Chika Tougijou Sen - Underground Colosseum Sen 5
(C71) [Kensoh Ogawa (Fukudahda)] Ashford Gakuen Underground (Code Geass) [Chinese] [萌舞の裏組漢化] [Decensored]
[Harazaki Takuma] SEARCH
(C87) [Kuma-tan Flash! (Various)] Hamedori Collection (Kantai Collection -KanColle-)
[AKABEi SOFT (ALPHa)] FLASH BACK 2 (Tales of Destiny 2)
NTR Flash Back
(C75) [FLASH POINT (Aoi Takayuki)] 《0》 2
[Yanagi Masashi] Kawai onna to yobaretai
(C83) [Kuma-tan Flash! (Hanao.)] Mebius:gate (Touhou Project)
[TLG (bowalia)] Chika Tougijou Sen - Underground Colosseum Sen 4 [Digital]
Kono Watakushi ga Saimin ni Makeru Wake Arimasen wa!
Ashford Gakuen Underground
[ffkan]Underground Battle 4
BB Jealousy
(C80) [Eclipse, Kuma-tan Flash! (Rougetu, Hanao.)] Bukkake! Seieki Benjo (Touhou Project)
(Mori no Kiseki 13) [Kuma-tan Flash! (Hanao.)] Pink Telepathy (Touhou Project)
ELF SLAVE CATALOG UNDERGROUND Vol. 01
[Yoshitatsu Kiichigono] Flashbang! [ENG] Hi-res
(Suukeisai 1) [Kuma-tan Flash!, Z to A (Hanao., Soreko)] Koiji Romanesque (Touhou Project)
Alpha ga Alpha o Daku Houhou | α与α做爱的方法 1-6 完结
[RED RIBBON REVENGER] kuro
(C80) [Kuma-tan Flash!, Eclipse (Hanao., Rougetu)] KUMAlipse2 (Touhou Project) [English] {LWB}
[TLG (bowalia)] Chika Tougijou Sen - Underground Colosseum Sen 5 [Chinese] [沒有漢化] [Digital]
(C90) [Kuma-tan Flash! (Hanao.)] Love Trip (Kantai Collection -KanColle-)
A New World Surviving, Fish Catching, Aquaculture Entrepreneuring Inseminator Uncle (Touhou Project) [English]
Muu Sasaki - PPG Flash
BEHAVIOUR+17 ~BUNNY FLASH!!~
SSSS.DYNAZENON GRIDMAN UNIVERSE CHARACTER CONCEPT DESIGN
(C88) [Jagabata (Oimo)] Miwaku no Red Flash | Fascinating Red Flash (PriPara) [English] {/u/ scanlations}
(C69) [Okinawa Taieki Gunjinkai] Rynax_Underground (Kurau : Phantom Memory)
[GENOCIDE (Hattori Gorou)] S4U spats forever The UNDERGROUND insert SATONAKA CHIE (PERSONA 4) [Digital]
Underground wrestling
(C77) [Flash Point (Aoi Takayuki)] Natsu Shounen - Summer Boy (Summer Wars)
(COMIC1☆7) [Kuma-tan Flash! (Hanao.)] IDOLING (Danganronpa) [2nd Edition 2013-06-30] + Tokuten Shousasshi
[GADGET] jumping jack flash (Various)
Chika Seikou Tougi Club | Underground Sex Fight Club
(C49) [H&K (Various)] Ero Manga Kenkyuujo FIRE (Various) [Incomplete]
[TLG (bowalia)] Chika Tougijou Sen - Underground Colosseum Sen [English] [Sexy Akiba Detectives] [Digital]
(C75) [Sadistic Mary (Hattori Mitsuka)] FLASH BACK 20081230 (Bleach)
Twilight Flasher ENG (incest)
[TLG (bowalia)] Chika Tougijou Sen - Underground Colosseum Sen 2 [English] [8/u/ Scanlations] [Digital]
(Kemoket 4) [Flash Point (Various)] PONY Love (My Little Pony Friendship is Magic) [Chinese] [星翼汉化组]
[Undergroundou] Tonde Hi ni Iru Natsu no Fundoshi Shounen
罪世 - 第1章 | Tsumi Yo - Chapter 01 ReUpload
[TLG (bowalia)] Chika Tougijou Sen - Underground Colosseum Sen [Digital]
Muryoru Kangoku | The Swarm Approaches the Wicked Prison
Chika Tougijou Sen - Underground Colosseum Sen 2
(C89) [CREAYUS (Rangetsu)] FLASH NOISE (CODE GEASS: Lelouch of the Rebellion)
(C80) [Kuma-tan Flash!, Eclipse (Hanao., Rougetu)] KUMAlipse2 (Touhou Project)
(C61) [Matsuge Club (Getsuma)] White Flash (Virtual On)
Underground Hotel Vol. 2
(CR21) [Rocket Kyoudai (Various)] Honey Flash (Cutey Honey F)
Chika Tougijou Sen - Underground Colosseum Sen 3
(C61) [JUMBOMAX (Ishihara Souka)] NAJICA FLASH (Najica Blitz Tactics)
Inbou Kyousei Kairaku Esute Zenpen | Underground Forced Pleasure Salon Part 1
[Paint Robo] Nakadashi - Intravaginale Ejakulation
(C88) [Kuma-tan Flash! (Hanao.)] Akatsuki datte Shireikan no Osewa kurai Dekirundakara!! (Kantai Collection -KanColle-) [Chinese] [脸肿汉化组]
(Houraigekisen! Yo-i! 2Senme!) [Kuma-tan Flash! (Hanao,Marugoshi,Wakura)] Kanmusu Collection Kai (Kantai Collection -KanColle-) [Chinese] [脸肿汉化组]
[Shirogoma Rai] Mayonaka no Shainkyouiku
[Takotsubo Club (Gojou Shino)] Danger Zone 5 (Dirty Pair Flash)
PRISMA FLASH
Hitsugi
(Underground Carnival) [Kougeki (Ootsuki Wataru)] Speechless (Touhou Project)
Chika Tougijou Sen - Underground Colosseum Sen 4 | 지하투기장 센4
Illustration
[Cyclone (Izumi Kazuya, Reizei)] Kagami ni Mukau Shoujo (Various) [Digital]
Ashford Academy Underground
(C86) [Kuma-tan Flash! (Hanao.)] 2008-2011 Matomebon 3 (Touhou Project) [Incomplete]
Underground Hotel Vol. 1
(C87) [Kuma-tan Flash! (Hanao.)] Yuudachi/Shigure wa Maketakunai!! (Kantai Collection -KanColle-) [Chinese] [CE家族社]
FABRICATION FLAVOR
[Gekka Kaguya] Shimai no Kankei | The Relationship of the Sisters-in-Law (Bengoshi -> Futanari -> Namahaishin) [English] [Komori Translations] [Digital]
(C89) [Kuma-tan Flash! (Hanao.)] Yuuwaku no Harusame (Kantai Collection -KanColle-)
Triglav Underground Railway
(C77) [Kuma-tan Flash! (Hanao)] Fairy Tale ~ Kawaii Koinu no Sodatekata ~ (Touhou Project)
[Unknown] Chika Teien | Underground Garden [Chinese]
(C74) [Jingai Makyou Club (Wing Bird)] Charaemu W BR003 FLASH BACK1985 P03 (Various)
Sabbath wa Houkago, Chikashitsu de | The Sabbath happens after school, in the underground room
(Reitaisai10) [Kuma-tan Flash! (Hanao)] Muishiki no Kyuuai Koudou (Touhou Project)
Nodokan
Inousha Shoujo Spin-off Yulia Hen | 異能者少女spinoff・尤利娅編
(C68) [Sadistic Mary (Hattori Mitsuka)] FLASH BACK 20050813 (Bleach)
(C71) [Kensoh Ogawa (Fukudahda)] Ashford Gakuen Underground (Code Geass) [English] [0405]
[Cha Cha Cha Brothers (Yokoyama Chicha)] Harenchi (Various)
(C92) [Kuma-tan Flash!, Eclipse (Kumao Mofumofu, Rougetu)] Cupla (Kantai Collection -KanColle-)
KNight Mare Underground ~Shimai Kishi, Kanraku Dungeon~ ch. 2
Under the Table [English] [Rewrite] [EZ Rewriter]
(C88) [Lithium (Uchiga)] Again #2 "Flashback Memories" (God Eater) [Chinese] [无毒汉化组]
[Shiruka Bakaudon] Uramono Zasshi No Fan Wa Yahari Orokamono De Aru | Fans of Underground Magazines are Truly Fools (COMIC Mate Legend Vol. 15 2017-05)[Chinese] [沒有漢化]
Humiliation underground
[Dakimakuma, Jingai Makyou Club (WING☆BIRD)] CHARA EMU W☆BR002 FLASH BACK1985 P02 (Various)
(Reitaisai 8) [French letter (Fujisaki Hikari)] Pedolia! underground (Touhou Project) [English] [MrBubbles]
[Undergroundou] Hadaka no Tsukiai -Hentai no Atsumaru Ecchi na Sentou-
(C78) [Crazy9 (Ichitaka)] Alice in Underground (Ookami-san to Shichinin no Nakama-tachi) [English] {doujin-moe.us}
(C88) [Jagabata (Oimo)] Miwaku no Red Flash (PriPara)
Makafushigi Toumei Ojisan
Shukushoubyou Kenshuu
(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]
(Reitaisai 8EX) [Kuma-tan Flash!, HMA (Hanao., Hiyoshi Hana)] Fundoshi Nyoumu - Youmu * Ji Ki Fukkatsu Omedetou Hon -
[TLG (bowalia)] Chika Tougijou Sen - Underground Colosseum Sen 2 [Chinese] [沒有漢化] [Digital]
[Underground dou] Koushuu Benjo Shounen
(C86) [Gekidoku Shoujo (ke-ta)] Underground Blossom (Touhou Project)
Honey 7 Flash!
[TLG (bowalia)] Chika Tougijou Sen - Underground Colosseum Sen 5 [Digital]
[Sentou Kaiiki (o-tani)] Honey 7 Flash! (Cutey Honey)
(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]
(C75) [Dakimakuma, Jingai Makyou Club (WING☆BIRD)] CHARA EMU W☆BR005 FLASH BACK Uruwashi no Mama P01 (Various)
(C88) [Lithium (Uchiga)] Again #2 "Flashback Memories" (God Eater) [English] [N04h]
[UNDERGROUND CAMPAIGN (Senga Migiri, Toriki Kuuya)] Ryuuseigou ni Notte Alternative 2
(C89) [CREAYUS (Rangetsu)] FLASH NOISE (CODE GEASS: Lelouch of the Rebellion) [Chinese] [UAl汉化组]
Imouto Sengen
[Maakou] FLASH BACK