Chika 30m no Mitsugetsu o... | Honeymoon at 30 meters underground
(Puniket 20) [Chronolog, Shoujo Zukin (Sakurazawa Izumi, Hatomugi Munmun)] Alice in the underground (Soul Eater)
[Mogudan] Ayanami Rei (Aniparo Miki 15) (Neon Genesis Evangelion) [English] =StatisticallyNP=
(C52) [Nakayohi (Mogudan)] Sakura Gumi (Sakura Taisen, Agent AIKa)
Evagelimoon
Himitsu Yuugi | 비밀유희
[TLG (bowalia)] Chika Tougijou Sen - Underground Colosseum Sen 3 [Chinese] [沒有漢化] [Digital]
[Nakayohi Mogudan (Mogudan)] Ayanami 5 Meirei Hen (Neon Genesis Evangelion) [Decensored]
From The Underground
[Abura Katabura (Papipurin)] Midgar Underground Capter 1: Tifa Haidaku Nyuumetsu (Final Fantasy VII)
(C89) [Nakayohi Mogudan (Mogudan)] Rei VOL:03 Kaijou Genteibon (Neon Genesis Evangelion)
(C60) [Nakayohi Mogudan (Mogudan)] Ayanami 2 Hokenshitsu Hen (Neon Genesis Evangelion) [Chinese] [Decensored] | 綾波2 保健室編 【退魔大叔情怀汉化—我20年前撸过的本子】(无修正)
Ayanami 1 - 5 Gakuseihen - One Student Compilation
(C63) [SICK BOYS (Various)] N2 BOMB! (Neon Genesis Evangelion)
OMAKEBON VOL 01 「陽炎」
(C94) [Nakayohi Mogudan (Mogudan)] Ayanami Dai 9-kai Ayanami Nikki | Ayanami Chapter 9 - Ayanami's Diary (Neon Genesis Evangelion) [English] =7BA=
[Kabushikigaisha Toranoana (Various)] Fusion! NEO NANBA memorial book
Chou Soreyuke! Melfina-san Kanseiban
Maid-san no hon Boku no Imouto hen
(C61) [Nakayohi Mogudan (Mogudan)] Nakayohi Mogudan 2001.12.30 (Neon Genesis Evangelion)
[Mogudan] Mogudan Illust Works
Nodokan
(Underground Carnival) [Inyu-goya (Inyucchi)] Chitei no Yakata no Aigan Shoujo (Touhou Project)
Himitsu no TS Chika Kenkyuujo | Secret TS Underground Lab
Ayanami 3 Sensei Hen
(C56) [Nakayohi Mogudan (Mogudan)] Chou Soreyuke! Melfina-san Kanseiban (Seihou Bukyou Outlaw Star) [English] [SaHa]
[Midorisawa Miyuki] Moeru Onna Sacchan
[Nakayohi Mogudan (Mogudan)] Bonus Book Summer 2010 (Neon Genesis Evangelion) [English] =LWB=
(C74) [Nekopunch Bashibashi (Mogudan, Nyangorou)] Under Ground [English] [SaHa]
Underground
(C80) [Nakayohi Mogudan (Mogudan)] Ayanami Dai 3.5 Kai (Neon Genesis Evangelion) [English] =LWB= [Decensored]
(Reitaisai 8) [French letter (Fujisaki Hikari)] Pedolia! underground (Touhou Project) [Chinese] [戀芙蘭催婚協會會長封獸鵺個人漢化]
(C61) [Nakayohi Mogudan (Mogudan)] Ayanami 3 Sensei Hen | Ayanami 3 Teacher Edition (Neon Genesis Evangelion) [English] [Belldandy100] [Decensored]
Hotarubi VOL:02 OMAKEBON
Theater Drama City
Chika Tougijou Sen - Underground Colosseum Sen 5
[TLG (bowalia)] Chika Tougijou Sen - Underground Colosseum Sen 4 [Chinese] [沒有漢化] [Digital]
Triglav Underground Railway
(C97) [Shimofutaketa Zorome (Ahou Miya)] Theater Drama City (Deep Web Underground) [English] {Hennojin}
Vtuber Sokuhame Kairaku Ochi Hon
Vtuber Sokuhame Kairaku Ochi Hon 2
Hatsukoi wa Jukusei Sasete
Ayanami Dai 2 Kai_
(C87) [Yamaneko Jinja (John Inu)] Journey Into Underground (Touhou Project)
(C77) [Nakayohi Mogudan (Mogudan)] Ayanami 3 Pure-ban (Neon Genesis Evangelion)
Ayanami 1 Gakuseihen - One Student Compilation 1 [English] [Rewrite] [The_Mighty_Highlord]
(C71) [ARESTICA, D.N.A.Lab. (Ariko Youichi, Miyasu Risa)] Velvet Underground (Sumomomo Momomo)
(C88) [Nakayohi Mogudan (Mogudan)] Omakebon "Kagerou" Vol 01 (THE IDOLM@STER, Love Live!, Neon Genesis Evangelion) [Chinese] [闲来无事个人汉化]
[Fractal Underground Studio] Himitsu no Basho | Secret Place [English] [SaHa]
[Nakayohi Mogudan] Genteihon 2003.12.30 (Neon Genesis Evangelion)
[Undergroundou] Buta Moyashi
[Nanase Makoto] Chika Ryuushutsu - Leaked to Underground
[Unknown] Chika Teien | Underground Garden [Chinese]
KNight Mare Underground ~Shimai Kishi, Kanraku Dungeon~ ch. 2
(C82) [Nekopunch Bashibashi (Nyangorou)] Himitsu [English] [desudesu]
Otokonoko ga Futanari JK DeliHeal o Yondara Byou de Mesu Ochi shichaimashita.
[Nakayohi Mogudan (Mogudan)] Ayanami 5 Meirei Hen (Neon Genesis Evangelion) [English] [Decensored] [q91]
(C94) [Nakayohi Mogudan (Mogudan)] Ayanami Dai 9-kai Ayanami Nikki (Neon Genesis Evangelion)
Maso no Keifu
[Stranger_Underground Dou] Jigoku Ezu no Yoru
[TLG (bowalia)] Chika Tougijou Sen - Underground Colosseum Sen [Chinese] [沒有漢化] [Digital]
[RPG COMPANY2] Aikoni omakase Soushuuhen (Ojamajo Doremi)
[Kousuke] Doutei Kara Hajimeru Isekai Seifuku | Setting Out on a Parallel World SEXUAL Conquest after Dying a Virgin (COMIC Anthurium 2017-10) [English] {darknight} [Digital]
(C61) [Nakayohi Mogudan (Mogudan)] Ayanami 3 Sensei Hen (Neon Genesis Evangelion) [English]
[TLG (bowalia)] Chika Tougijou Sen - Underground Colosseum Sen [Digital]
[Nakayohi Mogudan (Mogudan)] Ayanami Dai 5 Kai + Oboro VOL : 00 (Various)
Tenzen VOL:05 Genteibon
[pinkjoe] Q.E:R.M - Queen Elizabeth Royal Maintenance (Azur Lane) [Digital] [Chinese] [靴下汉化组]
Ayanami 2 Hokenshitsu Hen | 능파 2 보건실편
(C62) [Nakayohi Mogudan (Mogudan)] Rei Ayanami Rei (Neon Genesis Evangelion)
Chika Tougijou Sen - Underground Colosseum Sen 1
[Nakayohi Mogudan (Mogudan)] Kanojo-tachi no Himitsu Oekakibon Vol:02 (Various)
Ayanami 5 Meirei Hen | 능파 5 명령편
(C70) [Nakayohi Mogudan (Mogudan)] Omakehon 2006 Natsu (Neon Genesis Evangelion)
(C90) [Nakayohi Mogudan (Mogudan)] Ayanami Dai 7-kai Mogudan Mail Hen (Neon Genesis Evangelion) [English] [Trinity Translations Team]
Underground Hotel ~Cross Over~
Ayanami Dai 8-kai Kanojo Hen
(C76) [Nekopunch Bashibashi (Mogudan)] Maid-san no Hon - Boku no Imouto Hen [English]
Kono Watakushi ga Saimin ni Makeru Wake Arimasen wa!
(C60) [Nakayohi Mogudan (Mogudan)] Ayanami 2 Hokenshitsu Hen (Neon Genesis Evangelion) [Decensored]
(C78) [Crazy9 (Ichitaka)] Alice in Underground (Ookami-san to Shichinin no Nakama-tachi)
[Hot Bear (Mogudan)] Bakunyuu Maid Kari Kouhen
Ayanami Chapter 8 - Girlfriend Edition
[Undergroundou] Hadaka no Tsukiai -Hentai no Atsumaru Ecchi na Sentou-
Himitsu After
[Underground Dou (Stranger)] Jigoku Ezu no Yoru 2
(C79) [Nakayohi Mogudan (Mogudan)] Ayanami Dai 4 Kai Pure Han | Ayanami 4 Preview Edition (Neon Genesis Evangelion) [English] =LWB=
COMIC Unreal 2011-08 Tokubetsu Furoku
[Nakayohi Mogudan (Mogudan)] Okoi Omakebon Vol:04 (Neon Genesis Evangelion, Kantai Collection -KanColle-, Love Live!)
Mail Order Bride [English] [Rewrite] [EZ Rewriter]
Illustration