A video calendar of last month's eroge releases, as pieced together by erogetrailers.com. Below is the complete list of just over 50 titles that came out in Japan throughout May 2011.

- May 13
Kioku Soushitsu no Okaasan
Nyotai Kyouran -Haze Otome-
Totsuzen Kaijin ni Natta Ore ga Mahoushoujo o Otosu Hanashi
Yandere na Kanojo ni Shinuhodo Tsukusareru ~Jusei Sasete? Anata no Seishi Hitorijime ni shite Dare ni mo Watasanai~

- May 20
CURE GIRL
Henshin!!! -Pantsu ni Natte Kunkun Peropero-
Sakura no Sora to, Kimi no Koto ~Sweet Petals For My Dear~
Shokushin Byouin

- May 26
[PSP] ToHeart2 Dungeon Travellers

- May 27
A.G.II.D.C. ~RPG Gakuen 2.0 Circus Shijou Saidai no Kiki!?~
Aibo Nyuujoku ~Moushitsu no Kyonyuu-zeme Zanmai~
Akatoki!! -Hana to Mawaseyo Koi no Ishou-
Ane Kiss @ Home Koisuru Onee-chan to Ecchi na Nichijou
Choumajiru ~Seieki Juuten Dungeon Kouryaku!~
Custom Reido V
Derivara! -Deliverance of strays-
D-EVE in you
Divine Heart Makina -Haijoku no Intsui Senshi-
Doutei na Joshitachi to Boku ~Moshi Man ga Ichi, Boku ga Ecchi ni Kyoumi Shinshin na Doutei-ppoi Joshi Bakari Iru Sekai ni Itta to Shitara~
Fukushuu Saimin ~Tsuki no Himegimi wa Fukujuu no Yume o Miruka?~
Gokuin no Sentou
Hatsukoi Yohou.
Hentai Yuusha no Nakadashi Eiyuuki
Hoka no Otoko no Seieki de Harande mo Ii Desu ka...? 5 -Futago no Ani ni Biniku Kaihatsu Sareteita Karen Kanojo-
Ikinari Anata ni Koishiteru
Inran Chirou Counsel ~Tetsuo no Heya~
Itoshii Kanojo no Mamorikata
Kamikaze Explorer!
Kichiku Shitsuji
Kikokugai
Kimi to Boku to Eden no Ringo
KISS x 700 ~KISS Tantei~
Koi de wa naku - It's not love, but so where near.
Kuon no Kizuna -THE ORIGIN-
M Teacher Kanojo no Nayami Ooki Kyouiku Jijou
Mahou no Shugohime Artemina ~Ryoujoku to Zetsubou no Mahou Shoujo~
Mama Mahjong
Mama no Kouen Debut
Miina-san Kakkee desu! -Love Icha Doukyo Seikatsu no Susume-
Oretachi ni Tsubasa wa Nai R
Otome Kairo
Owakare Video Letter ~Onii-chan Yamete! Saiai no Kanojo ga Nikuyome ni Naru Shunkan ga Anime de Ugoku!~
Renai + H
Sengokuhime 3 ~Tenka o Kirisaku Hikari to Kage~
Shin NOZOKIMA ~Geshukuya Kanshi 24 Ji~
Shojo to Maou to Tactics
STARLESS
Sukimazakura to Uso no Machi -End of the world and cherry Blossom Princess-
Taiyou no Promia
Vermilion -Bind of Blood- Bind of Blood
Worlds and World's end
Yamiyo ni Odore -Witch wishes to commit te Night-