Inbou Kyousei Kairaku Esute Zenpen | Underground Forced Pleasure Salon Part 1
(C83) [Kuma-tan Flash! (Hanao.)] Mebius:gate (Touhou Project)
Himitsu no TS Chika Kenkyuujo | Secret TS Underground Lab
(Reitaisai 12) [Kuma-tan Flash! (Habara Meguru)] Momiji Hunter (Gensoukyou ni Tanetsuke Oji-san ga Yattekita YA-YA-YA) (Touhou Project) [English]
(C85) [Dakimakuma, Jingai Makyou Club (Wing Bird)] CHARA EMU W☆BR010 FLASHBACK 1983 P01 (Various)
(C97) [54BURGER, Eclipse, Kuma-tan Flash! (Kumao Mofumofu, Marugoshi, rougetu)] Otona o Karakau n ja nai! (Fate/Grand Order) [Chinese] [脸肿汉化组]
Otona o Karakau n ja nai!
[TLG (bowalia)] Chika Tougijou Sen - Underground Colosseum Sen 2 [Digital]
(Underground Carnival) [Kougeki (Ootsuki Wataru)] Speechless (Touhou Project)
[TRAP (Urano Mami)] Honey Flash Seven (Cutey Honey)
[Ranchiki (dotsuco)] Mesuochi Idol-kun | Feminizing Degeneration Idol-kun [English] [Nisor] [Digital]
Enkou Mor-san
Hitsugi
(CR20) [Mengerekun (Captain Kiesel)] Daikirin (Various)
(C83) [Kuma-tan Flash! (Hanao.)] Mebius:gate (Touhou Project)
(C84) [Kuma-tan Flash! (Hanao.)] Mebius:last (Touhou Project)
Okuu to Kare no Hyouryuu Nikki
(C71) [Kensoh Ogawa (Fukudahda)] Ashford Gakuen Underground (Code Geass)
(C82) [Kuma-tan Flash!] Hanao no Mozomozo Rakugaki Chou Vol.3 (Touhou Project)
Nee-sama no Inai Chinjufu
Lost Desired
(C88) [Lithium (Uchiga)] Again #2 "Flashback Memories" (God Eater)
(C88) [Lithium (Uchiga)] Again #2 "Flashback Memories" (God Eater) [English] [N04h]
Underground Hotel Vol. 2
[Crimson (Carmine)] Yoru no Senritsu (Tokyo Underground)
Nee-sama no Inai Chinjufu
(CR15) [Kaishaku, Project Harakiri (Various)] Kaishaku No Daihyakka Satsujin Neko Daihyakka Gundam Juugo Shuunen Kinen! (Dirty Pair Flash)
[Unknown] Chika Teien | Underground Garden [Chinese]
Kioku Soushitsu
(C89) [CREAYUS (Rangetsu)] FLASH NOISE (CODE GEASS: Lelouch of the Rebellion)
[Rinsun] KNight Mare Underground ~Shimai Kishi, Kanraku Dungeon~ ch. 2
(Reitaisai 12) [Kuma-tan Flash! (Nishimura Nike)] Remilia to Fushigi no HiAce | A Simmer of Remilia With a Mysterious HiAce (Touhou Project) [English]
[Taniguchi-san] -Tamashii-INSERT LEVEL 2 Shojo Dorobou (COMIC Unreal 2015-06 Vol. 55) [Chinese] [無邪気漢化組]
(C84) [Kuma-tan Flash! (Various)] Kanmusu Collection (Kantai Collection -KanColle-)
[TLG (bowalia)] Chika Tougijou Sen - Underground Colosseum Sen 3 [English] [8/u/ Scanlations] [Digital]
(Reitaisai 12) [Kuma-tan Flash! (Yamu)] Tanetsuke Oji-san Hazard | Jizz Geezer Hazard (Touhou Project) [English]
(Reitaisai 7) [Kuma-tan Flash! (Hanao)] Mebius:loop+Omake (Touhou Project)
[UNDERGROUND CAMPAIGN (Senga Migiri, Toriki Kuuya)] Ryuuseigou ni Notte Alternative 2
Enkou Mor-san
[Sentou Kaiiki (o-tani)] Honey 7 Flash! (Cutey Honey)
[Harazaki Takuma] SEARCH
[AB LABORATORY (NEW AB)] Aido 7 - Flash 7 (Dirty Pair Flash)
Vtuber Sokuhame Kairaku Ochi Hon
Sorcerer Rubedo-kun
FLASH BACK 20081230
(C78) [Crazy9 (Ichitaka)] Alice in Underground (Ookami-san to Shichinin no Nakama-tachi) [English] {doujin-moe.us}
(C83) [Kuma-tan Flash! (Hanao.)] OMAKE C83 (Touhou Project)
[Underground Dou] NOPOR
[Saiyazumi] Oneshota Champloo (Shukujo wa Ochinchin Busoku) [English] [flash11]
(Reitaisai 9) [Kuma-tan Flash! (Hanao)] Shoujo Yamai (Touhou Project)
NAJICA FLASH
[Fractal Underground Studio] Kodomo Rakuen Ransel Shoujo Hen
(COMIC1☆9) [Kuma-tan Flash!, Eclipse (Hanao., Rougetu)] HELLO (Kantai Collection -KanColle-) [Chinese] [CE家族社]
Underground Hotel
[TLG (bowalia)] Chika Tougijou Sen - Underground Colosseum Sen 4 [Digital]
Sonna ni Kirei Janakute Ii | 不用那么美丽也可以 Ch. 1
Empty Theory 8 - Apparent Flash
Under the Table [English] [Rewrite] [EZ Rewriter]
Supplement
Lost Desired
Chika Tougijou Sen - Underground Colosseum Sen 3
[Hotate-chan] Roshutsukyou-chan | Flasher-chan [English] [SaLamiLid]
[Kisaragi Gunma] Zoku Koukishin ga Tomaranai (COMIC HOTMiLK 2016-08) [Chinese] [Flash Back 90's個人漢化] [Digital]
(C77) [Kuma-tan Flash! (Hanao)] Fairy Tale ~ Kawaii Koinu no Sodatekata ~ (Touhou Project)
[Binbi] Kanojo to Himitsu no Lingerie (Otokonoko HEAVEN Vol. 29) [English] [mysterymeat3] [Digital]
[sky & si-o] 罪世 - 第1章 | Tsumi Yo - Chapter 02 [EN]
Honey Flash Seven
Momiji Hunter | Охотник на Момидзи
(C86) [Gekidoku Shoujo (ke-ta)] Underground Blossom (Touhou Project)