Sweet Costume Sex time.
(C73) [CHIBIKKO KINGDOM (Kekocha)] DRASTIC MERMAID (Tengen Toppa Gurren Lagann)
(C66) [Mutsuya (Mutsu Nagare)] Nansei Mame (Mermaid Melody Pichi Pichi Pitch)
[Kirisaki Byakko] Echidna-sama no Himatsubushi Dai Go Soume
[Athome Shuka (Takunomi)] Enjo Kouhai Swimming Costume [Digital]
Costume Tengoku
Magical Girl Mon ★ Sura Doujinshi Version
[N ga Mura-san (ohisashiburi)] Ohikkusu!! (Various) [Digital]
Rin-hime~FallenLABYRINTH
Keasute
(C67) [Lover's (Inanaki Shiki)] Final Saturday Morning Fever!! (Mermaid Melody Pichi Pichi Pitch)
Jingai Musume-tachi no Sei Jijou
(Puniket 9) [Donburi heya (DONKEY)] Donburigahou No.01 (Mermaid Melody Pichi Pichi Pitch)
[Kazasuzu] PuriPuri Mermaid 2
Indigo Mermaids
[Anthology] Bessatsu Comic Unreal Monster Musume Paradise 2 | 魔物娘樂園2 [Chinese]
(C84) [Wechselhaft (Kima-gray)] Shijou-san no Costume Daikonran (THE IDOLM@STER)
Hebi Musume no Ojikan
Ningyo no Kaikata | How to Take Care of Your Mermaid
Midare Saki Joshuu Kaizoku Soushuuhen | Bloom, Mermaind Princess, Bloom!
Kasshoku Mermaid
(C86) [AHOBAKA (aho)] Netorare Ningyo Zuma no Shiranai Karada
[Anthology] EROGROS Vol. 4 [Digital]
[Niku Drill (Toumasu)] Jingai Shunman Se no Sho [English] [Anonygoo] [2012-05-20]
[The Amanoja9] Pretty Fetishism
Puchupuri Engeki!
(C94) [ABDG Encirclement Formation!! (Saranaru Takami)] Mermaid Line (Go! Princess PreCure) [English] {defski}
[Anthology] Monster Shoujo e no Yokujou [Digital]
[Nagashima Chosuke] Ningyo wo Kurau Shima [Chinese] [無邪氣漢化] [Digital]
ヤエちゃんのたびにっき
(C84) [BlueMage (Aoi Manabu)] Muromi Konkatsu (Namiuchigiwa no Muromi-san)
[Ryohta Magaki] Witch 1 1/2
Sweet Costume Sex time.
(C85) [Wechselhaft (Kima-gray)] Haruna-san no Costume Daikansou (Kantai Collection -KanColle-)
(C94) [sonograph (Hiwatari Rin, Hama)] Ratchet
(C69) [PASTEL WING (Kisaragi-MIC)] COSTUME PARFAIT 2 -Angel Stripe- (Yoake Mae Yori Ruriiro na)
(Utahime Teien 7) [SeaFox (Kirisaki Byakko)] 346 Jingai Production (THE IDOLM@STER CINDERELLA GIRLS)
人鱼
Monster Shoujo to no Chijou
[Amuai Okashi Seisakusho (Matsuzono, Amuai)] Okashi Tsumeawase Pack Kuratsuka Ichimi
(COMIC1☆6) [Hybrid Jimushitsu (Muronaga Chaashuu)] Hybrid Tsuushin Vol. 10 (One Piece, Queen's Blade) [English] [maipantsu]
[Morizo] Give it Away (Valkyrie Drive -Mermaid-) [English] [2016-09-24]
Jiai no Senshi Pure Shine ~Shokushu Costume ni Oksarareru Henshin Heroine~
(COMITIA101) [ANCHOR (Mutou Mato)] Omawari-san Atashi desu! | Officer, It's Me! [English] =TV & Yuri-ism=
[Orange Peels (Ore P 1-gou)] Hontou ni Chotto Dake Kowai Youkai Otogibanashi ~Ningyo-hen~ [Digital]
Enjo Kouhai 11
[GONTA (Lepalone)] Wakasagihime ni Nyuu Suku (Touhou Project) [Digital]
(COMITIA84) [Digital Lover (Nakajima Yuka)] Seifuku Rakuen 22 - Costume Paradise 22
Hikigaya Hachiman no Houshi Katsudou Kiroku -Costume Play Hen-
[Asai Kinta] Kasshoku no Mermaid Ch. 1-2 [English] {Tell Me I'm Cute Scans} [Decensored]
[Digital Lover (Nakajima Yuka)] Seifuku Rakuen 15 - Costume Paradise 15
Dakara... Kizuite yo ne
[Arou Rei] Scrap
Dokidoki ♂ Costume Play 2