Unknown
[PULIN Nabe (kakenari)] 雄鍋本 C94
[Mongoose Studio (Spark Utamaro)] Ecchi nano wa Ikenai to Omoimasu yo ne | I don't think we should be doing erotic stuff (Mahoro de Ikou!!) (Mahoromatic) [English] [CrowKarasu]
[Spark Utamaro] shiru wo Suu Nawa
[Gutenberg no Musume (Hoshino Darts, KnightO Satoshi)] Max Spark! (Touhou Project)
Ecchi nano wa Ikenai to Omoimasu yo ne | I don't think we should be doing erotic stuff
10/4 SPARK Sanpuru
(C91) [Satellite na Spark (Cross)] Purple Heart-sama ga Hitasura Chikubi o Ijirareru Hon (Hyperdimension Neptunia)
(ComiComi16) [BLUE★SPARK (ounwm)] Members Only (Smile Precure!)
[SPARK UTAMARO] Blind Game
Spark Utamaru - Immoral Ichigou 2, 4-5, 8, 10[ENG]
[Tori] Hiyoko Smile 8
[Studio Wallaby (Spark Utamaro)] Henyamon (Kasumin)
(C78) [Chou Yutori Kyouiku (Aitsu)] Sparking (Street Fighter)
Work Set #1
The Suffering of Officer Saki by Spark Utamaro
Mazjojo – Patreon 2016 June - Part 1
[Happaya (Mitsuba Minoru)] LOVE SPARKING [Digital]
(C63) [Studio Wallaby (Spark Utamaro)] Dokidoki Doremi (Ojamajo Doremi)
Mazjojo – Patreon 2016 July - Part 2
Purple Heart-sama ga Hitasura Chikubi o Ijirareru Hon
[Spark Utamaro] Immoral Gyakushuu! Ch. 1, 3, 6, 7, 9 [English] [desudesu]
NVA
[Mongoose Studio (Various)] Mahoro de Ikou!! (Mahoromatic)
(Kahou wa Nete Matsu SPARK 2017) [NUM (Various)] Secross counter! (Osomatsu-san)
(Bessatsu Love Romance 2) [GMR (Mego)] Ore no Chikubi ga SPARKING!! (Gekkan Shoujo Nozaki-kun)
[SPARK UTAMARO] Immoral Ichigou
[flanvia] Kaminari-sama - kintama ball sparking! (COMIC X-EROS #89) [Chinese] [牛肝菌汉化] [Digital]
[Mazjojo] Let's GO! TRAIN!! (Pokémon GO) [Chinese] (Uncensored) [Digital]
[SPARK UTAMARO] Jibaku No Koi
(C83) [Bug (Momono)] Spark (Persona 4) [English]
[Momiyama] PAIDOLM@STER!
[BLUE★SPARK] Kattobinbin+
(C76) [zarigani ARMS (Kobayashi Yasuhisa)] 100%SPARKING!! (Inazuma Eleven)
(Hoeru! SHARK!!) [SAKEPAPA (Ooki)] SPARK (Free!) [English] [Carrot-Bunny]
[Kiryu Tomohiko] Twin Spark Girls (English)
[OBSIDIAN ORDER] SPARKING! ( Mahou Sensei Negima )
[Spark Utamaro] Immoral Gyakushuu!
[Negurie] Karamitsuku Shisen
(Puniket 11) [England Peach (Eikokukan Momoha)] Hajimete no Okaasan to Naisho (Ojamajo Doremi)
Dress-up Doll [ENG]
The Secret Hole [ENG]
[Kiryuu Tomohiko] TWIN SPARK GIRLS
[spark] Ojamajo Doremi
(SPARK 9) [Touheki Biten (Masumi Wataru)] Rin-sensei to Make Love Eikaiwa | Making Love with Professor Rin English Convo (Free!) [English] [Sakura Pool Scans]
[Spark Utamaro] Moudouken | Seeing Eye Dog [English] [SaHa]
[Nakasone Haiji] Insert TRY-angle [Digital]
(C78) [Nagaredamaya (BANG-YOU)] Spark Piropon (Record of Lodoss War)
俺の乳首がSPARKING!!
[Mazjojo] Let's GO! TRAIN!! (Pokémon GO) [English] [Uncensored] [Digital]
(Kahou wa Nete Matsu SPARK 2017) [FIZZCODE (Satonishi)] Himitsu Sensation (Osomatsu-san)
[Studio Wallaby (Spark Utamaro)] Henyamon (Kasumin) [English] [Incomplete]