U12 (Under 12)

Uchida-san wa Zettai ni Gyaru Janai!

Uchi ni Asobi ni Konai?

Uchi ni Kaeru to Itsumo Kukkoro ga Iru

Uchi ni wa Nenki no Haitta Android ga Imasu

Uchi no Hentai Maid ni Osowareteru

Uchi no Kaisha no Chiisai Senpai no Hanashi

Uchi no Ko no Tame naraba, Ore wa Moshikashitara Maou mo Taoseru kamo Shirenai

Uchi no Maid ga Uzasugiru!

Uchi no Seiso-kei Iinchou ga Katsute Chuunibyou Idol Datta Koto wo Ore Dake ga Shitteiru.

Uchi no Tsuma wa Wasureppoi

Uchuuji Karabuki Kenzan

Uchuujin G-Men

Uchuujin no Kakushigoto

Uchuu Kyoudai

Uesugi-kun wa Onnanoko wo Yametai

ugly complex

Uglyhood

Ugly Woman’s Harem Code

Uketsukejo ni Kokuhaku Shitakute Guild ni Kayoitsumetara Eiyu ni Natteta

Ultra Kaiju Humanization Project "GALAXY DAYS"

Ultraman Blazar

Ultraman Nexus

Umagasaki

Uma Musume: Cinderella Gray

Uma Musume Pretty Derby - Admire Vega is Suki (Doujinshi)

Uma Musume Pretty Derby: Star Blossom

Uma Musume Pretty Derby - Your Shadow Tracen (Doujinshi)

Umareta Imi Nado Nakatta

UmaYon - Mini Comics

Umbrella Maker

Umenosuke-kun wa Danshiryou no Onnanoko

Umibe no Q

Umiiro March

Umineko no Naku Koro ni Chiru Episode 5: End of the Golden Witch

Umineko no Naku Koro ni Episode 1: Legend of the Golden Witch

Umineko Sou Days

Umisaki Lilac

Unbending Flower

Unbreakable Machine-Doll

Uncanny Charm

Uncertainty

Unconfirmed Love

Undead King ~A Low-Ranking Adventurer, With the Power of Monsters, Becomes Unbeatable~

Undead Unluck

Undefeated Gambler-chan...

Undercover Empress

Under Execution, Under Jailbreak

Under Ninja

Under One Roof Today

Under the Oak Tree

Unemployed Gye Baeksun

Unholy Blood

Unicorn to sabishi-gari ya shoujo

Universal X System

Unnamed Memory

Unsound Relationship

Unspeakable Contact

Until I Make My Cousin Happy (Timeskip)

Until My Bentos Are Made With the Loving Care of My Wife

Until My Best Friend Who Became a Girl One Day Becomes Happy

Until the Tall Kouhai (♀) and the Short Senpai (♂) Relationship Develops Into Romance

Until This Social Outcast Becomes My Wife...

Until Your Sword Breaks

untitled

UQ HOLDER!

Urade wa〇〇 na Baito-saki no Senpai

Ura de Yancha na Gouinda-san

Ura Dungeon Okusan

Urakata de Support Shiteta Geinou Ikka wo Tsuihousareta Boku wa, Futsuu no Seishun wo Ouka Shitai.

Uramichi Oniisan

Uraura Hikaru: Shinshin ni Mitsu

Urban Fairy King

Urban Tales

Urenai Mangaka to Sewayaki no Onryou-san

Urenokori no Dorei Elf o Hirotta no de, Musume ni Suru Koto ni shita

Urijip Romeo

Urooboe Uroboros!

Usagi Meido Yatotta Kekka

Usamimi Jackpot

Useless Ponko

Ushiro no Hikaruko-chan

Using the Words You Like as Soon as Possible

Uso de Ii node

Usogui

Uso Kareshi Demo Ii Kara Tonikaku Shitai Mashiro-chan

Uso no Tsukenai Otoshi Goro

Usotsuki Hanayome to Dousei Kekkon-ron

Usotsuki Mi-kun to Kowareta Ma-chan Totteoki no Uso

Usotsuki no Yasashii Yatsu me

Usotsuki Satsuki wa Shi ga Mieru

Usuzumi no Hate

Uwaki to Tsugunai

Uwaki wa Yurusan Ken

Uzaki-chan wa Asobitai!

Uzuuzu Shite Iru Kurouzu-san

Vagabond

Valentine

Valentine

Valentine Assault