Chika Seikou Tougi Club | Underground Sex Fight Club
V Tsumamigui
Straylight Porno + OMAKE BOOK C96
(C71) [Kensoh Ogawa (Fukudahda)] Ashford Gakuen Underground (Code Geass) [English] [Decensored]
Konya Sabishii Hinageshi wa
[GADGET] jumping jack flash (Various)
(C74) [Dakimakuma, Jingai Makyou Club (WING☆BIRD)] CHARA EMU W☆BR004 FLASH BACK1984 P01 (Various)
Midnight / Flashlight
(C68) [Sadistic Mary (Hattori Mitsuka)] FLASH BACK 20050813 (Bleach)
Friends Gyaku Rape Goudoushi 2
[Korotsuke] Hitozuma Switch - Roshutsu Hen | Married Woman Switch - Flasher Chapter (COMIC HOTMiLK Koime Vol. 22) [English] {darknight} [Digital]
(C92) [Kuma-tan Flash! (Kumao Mofumofu)] Yamakaze no Koto, Suki? (Kantai Collection -KanColle-)
(COMIC1☆9) [Kuma-tan Flash!, Eclipse (Hanao., Rougetu)] HELLO (Kantai Collection -KanColle-)
(Reitaisai 6) [54burger, Eclipse, Kuma-tan Flash! (Marugoshi, Rougetu, Hanao.)] Erohon. (Touhou Project)
(C66) [Pon'yori Densetsu (Eririn)] Sekai no chushin de hanifurasshu | Honeyflash in Centre of the World! (Cutey Honey)
(C95) [Ukatsu de wa Nai (noukatu, Minase Kuru)] Vtuber Sokuhame Kairaku Ochi Bon (Tsukino Mito, Deep Web Underground, Shizuka Rin) [Chinese] [homolive汉化组]
(C75) [FLASH POINT (Aoi Takayuki)] 《0》 2
Chika Tougijou Sen - Underground Colosseum Sen 3
Raven Flash
[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) [English] [Digital]
Zokubutsu.zip Chika | Underground
[Unknown] Chika Teien | Underground Garden [Chinese]
The Former Monk's Carnal Desires Sermon
NAJICA FLASH
[SaHa] Fractal Underground - Warm Kotatsu (English)
Honey 7 Flash!
(Houraigekisen! Yo-i! 2Senme!) [Kuma-tan Flash! (Hanao,Marugoshi,Wakura)] Kanmusu Collection Kai (Kantai Collection -KanColle-)
Hitsugi
(Reitaisai 8) [Kuma-tan Flash! (Hanao)] Except soul (Touhou Project)
(C76) [Kazemichiya (Mamo Williams)] Flash Back (Touhou Project)
(Reitaisai 6) [Kuma-tan Flash! (Hanao)] Scarlet (Touhou Project)
[Anthology] Bishoujo Shoukougun 2000 Manga-Anime Hen 2 (Various)
(C86) [Kuma-tan Flash! (Hanao.)] 2008-2011 Matomebon 3 (Touhou Project) [Incomplete]
Enkou Mor-san
[Flash Point (Aoi Takayuki)] Oku-sama wa Mara Tsukai [Sample]
Imouto Sengen
[ALPS] Okachimentaiko Ultra (Escaflowne, Mobile Suit Gundam, Cutey Honey, Dirty Pair Flash, Tokimeki Memorial, Street Figher Zero, Cyber Formula)
(C88) [Lithium (Uchiga)] Again #2 "Flashback Memories" (God Eater) [Chinese] [无毒汉化组]
【隼素良】欠損玩具の行く末 (Yu-Gi-Oh! Arc-V) (chinese)
(Underground Carnival) [Kougeki (Ootsuki Wataru)] Speechless (Touhou Project)
Buchou to Kachou | 部长与课长 1-3
Ningen wa Oroka | Humans Are Foolish
(C87) [Kuma-tan Flash! (Various)] Hamedori Collection (Kantai Collection -KanColle-)
(Osuket 2) [UNDERGROUND CAMPAIGN (Senga Migiri, jin)] Yasei
(C74) [Kumatan Flash! (Hanao)] Tabasa Channel (Zero no Tsukaima)
(Shota Scratch 13) [Flash Point (Aoi Takayuki)] P-Boy [English] [mysterymeat3]
(C87) [Kuma-tan Flash! (Hanao.)] Yuudachi/Shigure wa Maketakunai!! (Kantai Collection -KanColle-) [Chinese] [CE家族社]
[Saiyazumi] Oneshota Champloo (Shukujo wa Ochinchin Busoku) [English] [flash11]
Momiji Hunter | Охотник на Момидзи
Underground Hotel
Omakebon 9
(C76) [Kazemichiya (Mamo Williams)] Flash Back (Touhou Project) [English]
Empty Theory 8 - Apparent Flash
(Kouroumu 5) [Kuma-tan Flash! (Hanao)] Kawazugari -Frog hunting service- (Touhou Project)
Alpha ga Alpha o Daku Houhou | α与α做爱的方法 1-6 完结
[Fractal Underground Studio] Pantsu Kuronikuru
(COMIC1☆4) [Kuma-tan Flash! (Hanao)] Mokotan to Fushigina Heya (Touhou Project)
(COMIC1☆10) [Kuma-tan Flash! (Hanao.)] Nee-sama no Inai Chinjufu (Kantai Collection -KanColle-)
i★dol翔子~FINAL FLASH~
(C69) [RED RIBBON REVENGER (Makoushi)] Valhalla ~ Dainishou~ Fuyu no Arashi (Spiral)
[Yukari Minemi] Chijo no Su Ore no Nikunou o Ubai Au Mesuinutachi | 痴女之巢 互相爭奪我的肉棒的牝犬們 [Chinese]
[Gekka Kaguya] Shimai no Kankei | The Relationship of the Sisters-in-Law (Bengoshi -> Futanari -> Namahaishin) [English] [Komori Translations] [Digital]
Nodokan
(C97) [Shimofutaketa Zorome (Ahou Miya)] Theater Drama City (Deep Web Underground) [English] {Hennojin}
(C47) [Mengerekun, VETO (Captain Kiesel, ZOL)] Flash Back (Dirty Pair Flash)
[TLG (bowalia)] Chika Tougijou Sen - Underground Colosseum Sen 4 [Digital]
ジュンさん本
Again #2 "Flashback Memories"