Phase Transition Studies

[光華猟兵] El-tentacle Birth Lady's Mk.A PHASE-3 Joint

(Sennen Battle Phase 4) [Itoshino ￮￮-san (Esunoji)] Nyota Shark-san ni Iretari Dashitari (Yu-Gi-Oh! ZEXAL)

[Goban] Secret Study (COMIC HOTMILK 2014-10) [Chinese] [sakaroko个人汉化]

My Childhood Friend Who Went to Study Abroad 2

[Ozy] Seiseki Koujou!? Sakura Sensei no Home Study (COMIC Masyo 2022-05) [Chinese] [Digital]

(Sennen Battle Phase 7) Buttobi❤︎ (Yu-Gi-Oh! ZEXAL)

Study Steady

Let's Study xxx 4

(Sennen☆Battle Phase15) [EKITICA (Sairi)] Koto no Manimani (Yu-Gi-Oh! ARC-V)

(C88) [Plott (Ryuuna)] Study Steady (Fire Emblem Kakusei)

(Sennen Battle Phase 18) [Takeridake (Matsu)] Kimi no shiranai kimi no kao (Yu-Gi-Oh! ARC-V)

(C91) [JIEITAI (Ketsudrum)] Isekai ni Tobasaretara Joushi to Kyousei Renai Event Saserare Terun desu ga!? (Kekkai Sensen)

Study With Cleavage

(Sennen Battle Phase 22) [BIPO (Renge)] Yoki pākāda! (Yu-Gi-Oh! VRAINS)

HOLD ME TIGHT

(Sennen Battle Phase 9) [Moka to shokora (Baniopurin)] CHU! (Yu-Go-Oh! Zexal)

[MECCHORI (Mitsuru)] MOB PET (Kekkai Sensen) [Digital]

Study Break [English] [Rewrite] [Anonx]

(Sennen Battle Phase 5) [Gyunyu-Gekijo (Gyunyu)] Bokura no Heart Piece Daisakusen (Yu-Gi-Oh! ZEXAL)

(Sennen Battle Phase 14) [YUZUPON (Yuzushiko)] Setsubou no Boku Zetsubou no Kimi (Yu-Gi-Oh! ARC-V)

Nishikino Maki no Warui Yume

(Sennen☆Battle Phase6) [picopicopi-co (tsubasa)] Uwasa no Kyoudai no Uwasa no Ano Ko (Yu-Gi-Oh! ZeXal)

(BLOODYZONE) [heaven16 (murmur)] Amai Kizuato - you're my sweet scar. (Kekkai Sensen)

[Yomotsuka Tsukasa] REC! (COMIC Anthurium 2016-09) [English] {doujins.com}

(Sennen Battle Phase 6) [lostworld (Fujiwara noa)] brother+ (Yu-Gi-Oh! ZEXAL)

(Sennen Battle Phase 10) [HEATWAVE (Various)] Armored XYZ! II (Yu-Gi-Oh! Zexal) [Incomplete]

(BLOODYZONE) [Sigaro (Sen)] Subarashii Hibi (Kekkai Sensen)

(Ikai Toshi no Arukikata) [N°10 (Matsuji)] Soshite Kyou mo Boku wa Kimi o Uragiru (Kekkai Sensen)

(Sennen Battle Phase 22) [Hoshi no Kuzukago (Koufu)] Atosaki wa Kangaenai (Yu-Gi-Oh! 5D's)

[Kitsune Tsuki] Chinpo Shaburi no Renai Kenkyuu | Dick-Sucking Love Study (Love Lab) [English] =YQII=

To the Man Who Lives in the Study Room

(SC31) [Sumomo Dou (Sumomo EX)] Vivian Bessatsu 34 - Shoukanjyuu (Tsukuyomi)

(Sennen Battle Phase15) [Gussuri. (Rihi)] Shachou no EntameMaid-kun!! (Yu-Gi-Oh! ARC-V)

JK Mama no Shiken Taisaku | High School Mom's Study Plan

あつく、とかして

(Sennen Battle Phase 16) [maike6 (Michael)] Hangyaku no Tsubasa Maid Raptors Gyakushuu Hen (Yu-Gi-Oh! ARC-V)

(Sennen Battle Phase 25) [Siden (suzu)] Sērā-fuku wa o sukidesu ka? (Yu-Gi-Oh! VRAINS)

(Ikai Toshi no Arukikata) [All + 37564 (Koureiji, Kamo)] UNBALANCE NAME (Kekkai Sensen)

[Ryoumoto Hatsumi] The girl who loves to study | Benkyo suki no onnanoko (Onnanoko wa Sono Yubi no Ugoki ni Yowain desu) [English] [Digital]

Kaibutsu Musume Studies - Monster Girl Studies

Next Phase

(CR29) [Hisuitei (Izumi Tsubasu, Sakai Hamachi)] Pure Study (Air)

PHASE 4

[Kaitou Pink] Iiwake Study | Excuse Study [English] [Mikakunin]

(C67) [BLUE CATTY (Map)] Kimagure Lunatic (Tsukiyomi Moon Phase)

(COMIC1☆13) [Poire Mousse (Nashiki Noi)] Study Time (Toji no Miko)

(Sennen☆Battle Phase19) [HEATWAVE (Kaitou Yuuhi)] DIMENSION SEX (Yu-Gi-Oh! ARC-V)

(SPARK10) [Lr. (Motohashi Iyuu)] Shounen L wa Yokkyuu Fuman (Kekkai Sensen)

Shalader Second Magnificent Phase 14

Adult Switch

(Millennium ☆ Battle Phase 18)[Kake Doko Complex (Maruma)] Reiji senzoku meido ra ya! (Yu-Gi-Oh! ARC-V,kobayashi-san-chi no maid dragon)

(C90) [MoonPhase (Yuran)] Jougasaki Shimai no Itazura na Yume - Mischievous dream of Jogasaki sisters (THE IDOLM@STER CINDERELLA GIRLS) [English] [ATF]

(Sennen☆Battle Phase 11) [Lilliput (Ichikawa)] LOVE ME! (Yu-Gi-Oh! ARC-V)

HE'S A LIAR

(SPARK10) [*Kanna (Sachi)] Roman Step (Kekkai Sensen)

(Sennen Battle Phase 13) [Batandou Shuppan (Various)] Haruka na Umi yori Arashi to Tomo ni (Yu-Gi-Oh! ZEXAL)

(Sennen Battle Phase 19) [WANI CAP (Mari Shigeru)] Omae no koto wa sorehodo (Yu-Gi-Oh! Zexal)

[A・I・U SHOW COMMUNICATION] LUCKY☆STUDY (Lucky Star)

[yasu] Saimin Gakusei Shidou ~Adachi Minami no Baai~ | Hypno Sexual Studies ~The Case of Adachi Minami~ (COMIC Unreal 2020-08 Vol. 86) [English] {Doujins.com}

The girl who loves to study | Benkyo suki no onnanoko

(Sennen Battle phase 6) [Ja+ (Hayama Hidu)] Ai to wa Nan zoya (Yu-Gi-Oh! ZEXAL)

[Jairou] Nanika Ayashi Eizou Kenkyuu-bu Scene:00 Noa-san no Nyuubu-shiki | Something Unusual About This Film Studies Club - Scene:00 Noa-san's Welcome Party (COMIC MILF 2017-08 Vol. 37) [English] [Digital]

(C88) [MoonPhase (Yuran)] Nishikino Maki no Warui Yume | Maki Nishikino's Bad Dream (Love Live!) [English] [L-Lewd... Translations]

Kanojo wa Boku no Taieki de Ugoiteiru Phase. 03 | 女朋友靠我的體液行動 Phase.03

[Hatomame (Harazumi Tami)] Ike Nyotaika Keika Kansatsuki | The Story of Ike's Transition to a Woman's Body (Fire Emblem: Path of Radiance) [English] [ketenefm] [Digital]

[Seto Yuuki] Stretta Ch. 2 | I Can't Study (Side B) [English] [RyuuTama] [Decensored]

(Moon Phase) [Dieppe Factory (Alpine)] BEAST FROM THE MISAKICHO (Tsukihime)

Funabori Nariaki - Blue Saga

(Sennen Battle Phase 9) [Hotto Inari (Nari)] GOLD CHERRY (Yu-Gi-Oh! ZEXAL)

(Sennen Battle Phase 11) [WANI CAP (Marimo)] Dr. Yuma ni Kiite Mite Shokushin Hen (Yu-Gi-Oh! Zexal)

(C68) [garage-talk (Supopo)] NYAA COMPLEX (Tsukuyomi)

[Fuyuno Mikan] Mizugi de Obenkyou | Swimsuit Study! (COMIC LO 2015-01) [leoR8714個人漢化]

(Sennen Battle Phase 17) [Cotton 100% (Noi)] Shounen Maid Yuto-kun | Yuto-kun The maid boy (Yu-Gi-Oh! ARC-V) [English]

愛してるぜクズ

(C77) [Tohgoo (Fuyutugu)] Suzuki san (30.Miko) no Nichijou Phase2

[Black Monkey] Study Together [Chinese][水之源汉化组]

(Sennen Battle Phase 21) [HEATWAVE (Kaitou Yuuhi)] 4YF (Yu-Gi-Oh! ARC-V) [Chinese] [Ghoster个人汉化]

Nikoniko Nyannyan ~Leo-kun ga Hatsujouki ni Natte Taihen na Koto ni~

Mirai no Karada | 未來的身體

Momo-iro Study!

(Sennen☆Battle Phase12) [GoodSleep! (Rihi)] Mesu Yuya (Yu-Gi-Oh! ARC-V) [English] [biribiri]

Sugar cat|小甜猫

(Sennen☆Battle Phase17) [Soratomoe (John)] Doutei Sotsugyou Present (Yu-Gi-Oh!)

(Sennen☆Battle Phase19) [Neo Wing (Saika)] Aphrodisiac (Yu-Gi-Oh! VRAINS) [Chinese] [琉璃醒月汉化]

Koi wa Shigachi

Hitozuma Kobishuu

Phase1

[Ponpon Itai] Riko-chan wa Hatsujouki!? | Riko-chan's Going Through a Horny-Phase!? (Puchi Love Kingdom) [English] {Mistvern + Bigk40k}

Shishunki no obenkyou | Puberty Study Session

(Sennen Battle Phase16) [Kenkou wa Migaki World (Hammy, Kikuichi)] LDS Hishoka no Himitsu II (Yu-Gi-Oh! ARC-V)

I Can't Study

(Sennen☆Battle Phase15) [Gussuri., Lilliput (Rihi, Ichikawa)] Nemesis (Yu-Gi-Oh! ARC-V)

(Sennen Battle Phase 7) [Neo Wing (Saika)] Kamishiro Yuuma (Imouto ♂) (Yu-Gi-Oh! ZEXAL)

(Sennen☆Battle Phase17) [HEATWAVE (Kaitou Yuuhi)] Futanari Shimai no Entame Niku Benki (Yu-Gi-Oh! ARC-V) [English] [Zero Translations]

(Sennen Battle Phase 15) [Tsuke-mono koya (Various)] Kurosaki Hayabusa sanran Anthology Shun-tama! (Yu-Gi-Oh! ARC-V)

Study abroad inLady Anna's mansion

Shishunki no Obenkyou 3 | Puberty Study Session 3

(Sennen☆Battle Phase 15) [MW (MW Layer)] Roshiyashin no Marionieto-uka (Yu-Gi-Oh! ARC-V)

EUREKA

甘い研究 ～A study in sweet～

(C94) [MoonPhase (Yuran)] Ari Jigoku no Hime | Princess of the Antlions [English] [Redlantern]

(Sennen Battle Phase 16) [Sukidarake (Fukuzawa Yukine)] Darling wa Enma-sama (Yu-Gi-Oh!)

(Sennen Battle Phase16) [Kenkou wa Migaki World (Hammy, Kikuichi)] LDS Hishoka no Himitsu II (Yu-Gi-Oh! ARC-V) [English] [cedr777]

(Sennen Battle Phase 8) [Neo Wing (Saika)] Koibito o Uchi Otoshita Hi (Yu-Gi-Oh! ZEXAL)

(C94) [MoonPhase (Yuran)] Ari Jigoku no Hime

After School Studies

[MECCHORI (Mitsuru)] Mukashi wa Naka no Yokatta Bokura no Anal Kaihatsu (Kekkai Sensen) [Digital]

(Sennen Battle Phase 17) [Soratomoe (John)] Kyousei Seieki Sakushu (Yu-Gi-Oh! ARC-V)

(Sennen Battle Phase 20) [Kata yu de pasuta (Ne dzu Tarō)] Seishi ~yunkiroku (Yu-Gi-Oh! Zexal)

Pure Majo Study XXX

Sakiko-san in delusion Vol.7 ~Sakiko-san's circumstance at an educational training Route2~ (collage) (Continue to “First day of study trip” (page 42) of Vol.1)

Shounen! AV o Toru zo!

(Sennen Battle Phase 17) [End Less Line (Kaina)] Oniyanagi Kyousuke (21) no Yuuutsu (Yu-Gi-Oh! 5D's)

(Sennen Battle Phase 22) [Gladiolus (Ametori)] Unmei ni oborete (Yu-Gi-Oh! VRAINS)

Subarashii Hibi

[Jairou] Nanika Ayashi Eizou Kenkyuu-bu Scene:00 Noa-san no Nyuubu-shiki | Something Unusual About This Film Studies Club - Scene:00 Noa-san's Welcome Party (COMIC MILF 2017-08 Vol. 37) [English] [Digital]

(Sennen Battle Phase 5) [Gyunyu-Gekijo (Gyunyu)] Tokimeki! Fanservice Aizouban (Yu-Gi-Oh! Zexal)

Amai Kizuato - you're my sweet scar.

(C85) [Nuno no Ie (Moonlight)] Let's Study xxx 3 (Love Live!)

(C83) [Holiday School (Chikaya)] Steady Study (Summon Night 3)

(MOON PHASE 2nd Stage) [MOON RULER (Tsukino Jyogi)] Sotsukiyo Sono 2 (Tsukihime)

(Ikai Toshi no Arukikata 2) [calcium (Gyuunyuu)] undresses (Kekkai Sensen)

[MECCHORI (Mitsuru)] HARD CANDY (Kekkai Sensen) [Digital]

Shishunki no Obenkyou Saishuu-banashi | Puberty Study Session Final Chapter

The Sexy, Heart-Pounding Study ~My First Love of an Onee-san is a Gravure Idol

[Takasugi Kou] Ingi no Hate 2 [English] [desudesu]

[Tuna Empire] Island Vol.2 (English)[SaHa]

Imouto no Kiken na Anzenbi

(Sennen Battle Phase 13) [G-da (kyugen)] Yuma Kite Sex Life (Yu-Gi-Oh! ZEXAL)

(Sennan Battle Phase 7) [Sosyakuya (Various)] XtasYZ Summon ~Kamishiro Ryoga~ (Yu-Gi-Oh! ZEXAL)

(C63) [Oretachi Misnon Ikka (Misnon the Great, Misnon Blue)] Tsuihou Kakugo Special edition Phase1 (Seikai no Senki)

(MOON PHASE) [Takimoto Doujou (Kyuusho Tarou)] Taiketsu Takimoto Keitei (Various)