Muryoru Kangoku | The Swarm Approaches the Wicked Prison
Hatsujo Approach 1-wa
(C81) [Dakimakuma, Jingai Makyou Club (WING☆BIRD)] CHARA EMU FLASH BACK Uruwashi no Mama P 02 W☆BR009 (Various)
Chika Tougijou Sen - Underground Colosseum Sen 4
Lost Desired
FLASHBACK (Toriko)
[Unknown] Chika Teien | Underground Garden [English]
(C91) [Kuma-tan Flash!, Eclipse (Hanao., Rougetu)] Supplement (Kantai Collection -KanColle-)
(C94) [Kuma-tan Flash! (Kumao Mofumofu)] Abigail to Himitsu no Kagiana (Fate/Grand Order)
(SC21) [Flash Point (Kawai Takahiro)] dancing DOLL
[Hi-Per Pinch (clover)] Kyouyuu Kanojo 2nd Haramase Swapping | My Best Friend's Girlfriend 2nd - Impregnation Swap [English] [flash11] [Digital]
i★dol翔子~FINAL FLASH~
(C96) [Kuma-tan Flash!, Eclipse (Kumao Mofumofu, Rougetu)] OMAKE BOOK C96 (Various)
(C69) [RED RIBBON REVENGER (Makoushi)] Valhalla ~ Dainishou~ Fuyu no Arashi (Spiral)
(Reitaisai 8EX) [Kuma-tan Flash!, HMA (Hanao., Hiyoshi Hana)] Fundoshi Nyoumu - Youmu * Ji Ki Fukkatsu Omedetou Hon - | Fundoshi Nyoumu - A Book Celebrating Youmu's Return as a Playable Character [English] [desudesu]
[C's cheese] ANAN Gango no Miko (Tokyo Underground)
(C85) [LongHornTrain (CyoCyo)] Hirameke! Megami no Love Kiss Wand | Flash! Goddess of the Love Kiss Wand (Dokidoki! Precure, Suite Precure) [English] {doujin-moe.us}
FLASH BACK 20081230
(C74) [Dakimakuma, Jingai Makyou Club (WING☆BIRD)] CHARA EMU W☆BR004 FLASH BACK1984 P01 (Various)
Underground wrestling
[sky & si-o] 罪世 - 第1章 | Tsumi Yo - Chapter 02 [EN]
(C92) [Kuma-tan Flash! (Kumao Mofumofu)] Yamakaze no Koto, Suki? (Kantai Collection -KanColle-)
Nodokan
Chika Tougijou Sen - Underground Colosseum Sen 2
ジュンさん本
Roshutsu Kaijin Flasher Girl II
Sabbath wa Houkago, Chikashitsu de | The Sabbath happens after school, in the underground room
Chika Tougijou Sen - Underground Colosseum Sen 5
[Stranger_Underground Dou] Jigoku Ezu no Yoru
(C83) [Kuma-tan Flash! (Hanao.)] Mebius:gate (Touhou Project)
Sofia-san wa Kashikoi ♥
(C103) [Byousatsu Tanukidan (Saeki Tatsuya, Matroos Tomita)] TEMPTATION Loli Pedo o Korosu Mahou | TEMPTATION ~Magic used to Kill a Pedophile~ (Sousou no Frieren) [English] [Flash11-HGnF]
(Reitaisai 6) [Kuma-tan Flash! (Hanao)] Scarlet (Touhou Project)
[Sajipen] Midara ni Ochite (COMIC Shitsurakuten 2015-01) [Chinese] [無邪気漢化組]
[UNDERGROUND CAMPAIGN (Senga Migiri, Toriki Kuuya)] Ryuuseigou ni Notte Alternative 2
(C71) [Kensoh Ogawa (Fukudahda)] Ashford Gakuen Underground (Code Geass) [English] [0405]
[Yameta Takashi] Ikenai Amane-san The Naughty Amane-san (COMIC Tenma 2013-06) [Chinese] [巨乳星人個人漢化]
(CR20) [Mengerekun (Captain Kiesel)] Daikirin (Various)
(C90) [Kuma-tan Flash! (Hanao.)] Love Trip (Kantai Collection -KanColle-)
Sonna ni Kirei Janakute Ii | 不用那么美丽也可以 Ch. 1
Slut Kitty
(C88) [Lithium (Uchiga)] Again #2 "Flashback Memories" (God Eater) [Chinese] [无毒汉化组]
Suisei no Ko Perfect Edition | The Girl from Mercury: Perfect Edition
(C71) [Kensoh Ogawa (Fukudahda)] Ashford Gakuen Underground (Code Geass) [English] [Decensored]
(Underground Carnival) [Kougeki (Ootsuki Wataru)] Speechless (Touhou Project)
[TLG (bowalia)] Chika Tougijou Sen - Underground Colosseum Sen 2 [Digital]
[Yue] Sensitive Sugite Chijouha Shutsuen ga Hakushi ni Nattanode P-san ni Nagusame Sex shite Morau Chounyuu Chika Idol-chan | A Hypersensitive, Saggy Breasted Underground Idol Blanks Out on Network TV and Has Consolation Sex with P-san [English] [korafu]
(Kouroumu 6) [Kuma-tan Flash! (Hanao)] Hanao no Mozomozo Rakugaki Chou Vol.1 (Touhou Project)
(Reitaisai 10) [Kuma-tan Flash! (Hanao.)] Rei 10 OMAKE Hon (Touhou Project)
(CR20) [ALPS, Okachimentaiko Seisakushitsu (Various)] Okachimentaiko Ultra (Various)
(C81) [Caramel Macchiato (Maki)] [Sokuhou] Wriggle wa Otokonoko | [News Flash] Wriggle is a Boy (Touhou Project) [English] [LoliAce]
Hitsugi
A Futanari Older Sister Turns An Underground Crossdresser Into A Perverted Masochist
(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]
Konya wa Girl's Bar Heiten Shimasu.
(Reitaisai 12) [Kuma-tan Flash! (Johnny)] Love & Peace o Senkyou suru Kokujin Checkera Tanetsuke Oji-san | Love & Peace Practitioner "Check It Out" Impregnator Black Man (Gensoukyou ni Tanetsuke Oji-san ga Yattekita YA-YA-YA) (Touhou Project) [English]
(C89) [Kuma-tan Flash! (Hanao.)] Se-no! (Kantai Collection -KanColle-) [Chinese] [CE家族社]
(C95) [Kuma-tan Flash! (Kumao Mofumofu)] BB Jealousy (Fate/Grand Order)
[Crimson (Carmine)] Yoru no Senritsu (Tokyo Underground)
(C87) [Kuma-tan Flash! (Hanao.)] Yuudachi/Shigure wa Maketakunai!! (Kantai Collection -KanColle-) [Chinese] [CE家族社]
Menhera Usagi to Pet no Alpaca o Mofumofu Shichau Hon
(C76) [Dakimakuma, Jingai Makyou Club (WING☆BIRD)] CHARA EMU W☆BR006 FLASH BACK1984 P02 (Various)
Chika Tougijou Sen - Underground Colosseum Sen 3
[HG Chagawa] Chika Dorei No. 6 - Underground Slave No. 6 (ANGEL Club 2015-01) [English] [desudesu]
ELF SLAVE CATALOG UNDERGROUND Vol.02
(C71) [Kensoh Ogawa (Fukudahda)] Ashford Gakuen Underground (Code Geass) [Chinese] [萌舞の裏組漢化] [Decensored]
(C89) [Kuma-tan Flash! (Hanao.)] Se-no! (Kantai Collection -KanColle-) [Chinese] [洨五個人漢化]
Watashi no Shiranai Oji-san
[Cyclone] Kagami ni Mukau Shoujo (Magic Knights Rayearth)
Flash Appreciation Day
[Ponsuke] Koibumi -Love Letter- | Love Letter (COMIC Kaien VOL.12) [English] [flash11] [Digital]
(C52) [Nawanoren (Shimizu Kiyoshi)] NN GACHOON (Various)
Omakebon 9
Shunshin Enbu | Dance of the Flash Goddess
[Haguhagu] Kuri Kyuuin Omocha to Sasha-chan.| Using a Suction Vibe with Sasha-chan. [English] [Digital] [flash11]
[AKABEi SOFT (ALPHa)] FLASH BACK (Tales of Destiny 2)
BEHAVIOUR+17 ~BUNNY FLASH!!~
[TLG (bowalia)] Chika Tougijou Sen - Underground Colosseum Sen 4 [Digital]
Miwaku no Red Flash | Fascinating Red Flash {/u/ scanlations}
(Mori no Kiseki 13) [Kuma-tan Flash! (Hanao.)] Pink Telepathy (Touhou Project)
[ONEONE1 (Ahemaru)] Roshutsu Kaijin Flasher Girl ~Kyonyuu Sukeban Marimo AFTER EPISODE~
Empty Theory 8 - Apparent Flash