Gaki ni Modotte Yarinaoshi!!! | Turning Back Into a Kid And Starting Over!!! Ch. 1

Kaya-nee and the Kid at the Hotsprings!

I'm Not a Little Kid!

Kid's Toy

[Zaki Zaraki] Giji Taiken | Indecent Kid Experience Ch. 1-8 [English] {Mistvern}

[Zaki Zaraki] Giji Taiken | Indecent Kid Experience [English] {Mistvern}

[Hidemaru] Ryoujyoku!! Urechichi Paradise Ch. 6 | Become a Kid and Have Sex All the Time! Part 6 [English] {Doujins.com} New

[Hidemaru] Ryoujyoku!! Urechichi Paradise Ch. 6 | Become a Kid and Have Sex All the Time! Part 6 [English] {Doujins.com}

[Hidemaru] Ryoujyoku!! Urechichi Paradise Ch. 6-7 | Become a Kid and Have Sex All the Time! Part 6-7 [English] {Doujins.com}

[Reach Dora3] Goddess's Pure Milk & Fresh Juice (Kid Icarus)

[Hidemaru] Ryoujyoku!! Urechichi Paradise Ch. 6-7 | Become a Kid and Have Sex All the Time! Part 6-7 [English] {Doujins.com}

[Kid] Trust My Lies (Fate/Grand Order)

Otona Fate to Kodomo Nanoha 2 | Adult Fate and Kid Nanoha 2

Kodomo janai | I'm not a kid anymore!

Yanmama o Gaki no Sugata ni Natte Fukushū NTR | Revenge NTR of a Yanmama in the Form of a Kid

Don't Treat Me Like a Kid

Yanmama o Gaki no Sugata ni Natte Fukushuu NTR | Revenge NTR of a Yanmama in the Form of a Kid

Mou Kodomo ja nain da yo? | I'm Not a Kid Anymore, You Know?

Jeanne Dack Pounding Kid 01

Same-themed manga about kid fighting female ninjas from japanese imageboard.

Kodomo Janaishi! | I'm Not a Little Kid!

[Hochidonmai (Donburako)] Kids Know-It-All-Know-It-All-Know-Who-Go-Na-Na-Kid-Stream ★ ★

(C99) [sagejoh (sage joh)] Mou Kodomo ja nain da yo? | I'm Not a Kid Anymore, You Know? [English] [Nisor]

[Yakisoba Pants (Hiiragi Popura, Grand Deer)] Yanmama o Gaki no Sugata ni Natte Fukushuu NTR | Revenge NTR of a Yanmama in the Form of a Kid [English] {Doujins.com}

Older woman & kid body swap

(C84) [Karasuma Pink Higashiiru (Karasuma Pink)] Niwa ni wa 2-wa Niwatori ga Iru (Kid Icarus) [English] [Yuuta's Blog]

[Hidemaru] Kodomo ni Natte Okashi Makuru yo! Ch. 5 | Become a Kid and Have Sex All the Time! Part 5 (COMIC MILF 2013-06 Vol.13) [English] [Sergio]

(C90) [Karasuma Pink Higashiiru (Karasuma Pink)] Delivery Angel Land (Kid Icarus) [English] {TheRobotsGhost}

(ShotaFes 3) [Pometeor (Enotou)] Shinyakuseisho (Kid Icarus: Uprising)

[Team Kid (k-ya)] Gotoubun no Hajimete (Gotoubun no Hanayome) [Digital]

(C88) [RUBBISH Selecting Squad (Namonashi)] 2015-nen Natsu Anime wa Konomi no Musume ga Ippai de Oppai (Various) [Chinese] [靴下汉化组]

(CR17) [Urawa Anime Festa (Various)] Mizu no Kairou (Bishoujo Senshi Sailor Moon)

[Anthology] Bishoujo Shoukougun 2000 Manga-Anime Hen 2 (Various)

[Anthology] Bishoujo Shoukougun 2000 Manga-Anime Hen (Various)

(C87) [Gutariya (Various)] GUTAROBO ROBOT ANIME GIRLS FANBOOK (Various)