Opti Morphs

Koakuma Kanojo | Cute Devil Girlfriend

Oshikake Kitsunemusume ni Kenzokukitsunemusume ni Sareta Ken | How I Was Turned Into an Underling Fox Girl by a Pushy Fox Girl

Blood type option

メスガキになってメスガキにわからされちゃったら

[Fan no Hitori] Dolls -Anzai Rina Hen- | Dolls -Rina Anzai's Story- (Dolls) [English] [Optitron]

An Adoptive Father5 - Path of Beasts

Let hardy you♂ become softly♀

[Kei] Zutto sumoopu no tān!! (Kei)

Shiru no Nominokoshi wa Genkin Desu. | Swallowing Is Not Optional.

(C99) [Espoir no Okashi (Pokoten)] Ichinichi Nyuugyuu Taiken ~Oishii Milk ga Dekiru made~ | 1 Day Dairy Cow Experience ~Till Delicious Milk is Made~ [Digital]

穢れ無き剣～アフターストーリー~

Option

[Optimism small country, FrancDoll (Horikiri Haruto, Naba Chuuta)] Himitsu no sexual harassment - Secret sexual harassment (Sengoku Basara)

Seitenkan Honeymoon

(C84) [Take Out (Zeros)] Optimization -Saitekika- (Toaru Kagaku no Railgun)

Servant Transform

[Hissatsukun] Ura Option (ANGEL Club 2015-07) [English] [TripleSevenScans]

[Yamamoto Kenji] Tenshi no Option

[Paja] Option (ANGEL Club 2003-02) [English] [Amoskandy] [Decensored]

(C87) [Optimism small country (Horikiri Haruto)] Oishii Milk no Shiborikata (Haikyuu!!)

Let hardy you♂ become softly♀

Zutto sumoopu no tān!!

COMIC Anthurium 2022-01

Fuuki Iinchou Odosare Ura Option ~Fukujuu no Inmon~

Seishori Maid ni Sareta Ore

(C90) [Optimism small country (Haruto)] Soccer-Bu no Yoshida-kun (Haikyuu!!)

[Umino Luka] Erosugiru Tokoya no Obasan ~Otona no Option wa Ikaga? 1-9(Complete) [cqxl自己汉化] [Digital]

絶対敗北クリ堕ち王子

Nikaido, Bentou ni Ura Option o Tsukeru

[Charlie Nishinaka] Cheers! 4 [English] [SaHa]

(CR34) [RYU-SEKI-DO (Nagare Hyo-go)] Optician (Various)

Ura Option Onegaishimasu.

Okatai Anata o Yawarakaku

Henshin Heroine Team no Zunouha de Majime de Hinnyuu no Blue | The Smart, Diligent and Flat-Chested Blue from the Team of Morphing Heroines

TS Shoukan

Ore no Imo Oto | My Little Sisbro

An Adoptive Father7 - Exorcist Reika1

[Chavo Bantam (Torao)] Ura Option Onegaishimasu. (Kanojo, Okarishimasu) [Chinese]

(C78) [May no tenshi (Neyuki Rei)] brand-new Optique Girl (Original)

Erosugiru Tokoya no Obasan ~Otona no Option wa Ikaga? 1-9

Bug nara Shikata ga nai!

Renshuu

[Ashika] Henshin Shoujo Ultra Subaru | Morphing girl ultra Subaru (Guzuguzu Shitetara Sodacchauyo?) [English] [Higeteca]

Deep Stalker

Erosugiru Tokoya no Obasan ~Otona no Option wa Ikaga? 1-3,5-9

Imōto-ka shanpū

[Chuuka Naruto] Gichichi - An Adoptive Father

Ijirare Body

アソコに不時着→即Ｈ～アイツの姉貴面がとろとろになるまで～（フルカラー）

[Chuuka Naruto] Gichichi - An Adoptive Father [English] [SaHa]

Onanie Slime no Himitsu | The Secret of Onani Slime

[Hissatsukun] Ura Option (ANGEL Club 2015-07) [English] [TripleSevenScans]

Seitenkango, Shinyuu to ～Aibou Hen～| After I got genderbend, my friend and I...

集団女体化 ギャル、堕ちる

[Light Rate Port Pink] Saimin SEX Dorei -AKANE- | Hypno SEX Slave -AKANE- (Ranma 1/2) [English] [Optitron]

OtaCir no Josou Danshi vs Aka-chan Seijin | Crossdressing Otaku vs Baby Alien

[Option 5] Option 5 Vol. 01 (Various)

[Ebina Ebi] Nyotaika Pandemic!! ~Danshikou Hen~ | Gender Bender Pandemic!! ~All-Boys School Edition~ [English] [MintVoid] [Digital]

Dosukebe Seal

Servant☆Transform

Onani Slime no Shinka

(COMIC1☆10) [Kaokuba (Shinyashiki)] Hentai Optics (Granblue Fantasy)

Youshi Tanrei na Ore ga Chikan ni Hamacchau Ohanashi | How Good-looking Me got Addicted to Being Molested

[Optimism small country (Horikiri Haruto)] Jirettaikedo Ore ni Motto Te o Dashite Hoshii Nante Ienaidaro Daichi no Baka! (Haikyuu!!)

An Adoptive Father2 - Dot And Rope

Mesugaki ni natte Mesugaki ni Wakarasarechattara

COMIC Gucho Vol.10

2D Comic Magazine Mesu Ochi! TS Ero Trap Dungeon Vol. 2

[Umino Sachi] Aibou | Love Partner (Action Pizazz SP 2008-08) [English]

An Adoptive Father1 - Erotic Focus