Circle List Which Start with [I]
- I miss you!!
- I&eyes
- I&I
- I'e POISON
- I'e POISON!
- I'e POISON!/ソハヤノツルキ
- I'll be
- I'll be BEAR
- I'LL調
- I'll調
- I'm
- I'm Fragile
- I'm moralist
- I-PRO ya (あいぷろ屋)
- I.B.E.
- I.C.B.M
- I.D.
- I.F.L
- I.G.Project
- I.S.W
- I.S.W DESIGNING
- I.T.E.M. ENTERTAINMENT
- Ibarakikenritsu Ooaraijoshigakuen Kennan Bunkou (茨城県立大洗女子学園県南分校)
- Iby
- Icarus
- ICE BRAND
- Ice Candy
- ICE COFFIN (ICE・COFFIN)
- ICE GLITTER
- ICE GREEN
- ICE PASTEL (アイスパステル)
- ICE PINK
- Ice Sugar
- Ice to Choco (あいすとちょこ)
- ICE*COFFIN
- Iceman!!
- Ichi no Hako (市の箱)
- Ichibocchi (ゐちぼっち)
- Ichigo Cream
- Ichigo Crown
- Ichigo Fax (苺ファックス)
- Ichigo no Katamari (苺の塊)
- Ichigoen (いちご苑)
- Ichigohou (苺砲)
- ICHIGOSIZE (いちごさいず)
- IchikaBachika (イチカバチカ)
- Ichikan. (いちかん。)
- Ichinen Sensou (一年戦争)
- Ichinichi Sanjou (一日三錠)
- Ichinose (Circle) (一ノ瀬)
- Ichinose Land (Circle) (一ノ瀬ランド)
- Ichirokusan Honpo (イチロクサン本舗)
- Icicle Orange (アイシクルオレンジ)
- Icomochi
- Iconographica
- IDEA BASE
- IDEA-locus
- IDEABASE
- Idenshi no Fune (遺伝子の舟)
- Idiot
- Idlepan2
- Idolpan2
- Idonchi (いどんち)
- IDS
- IEHOY’S
- IF:Asterism
- IFFS
- Ifudou (威風堂)
- IF研究所
- Igaiga (イガイガ)
- IGATZ(イガッツ)
- IGM
- Igyou Ha Club (異形波倶楽部)
- Iihitoya Dosukoidou (いい人屋どすこい堂)
- IIIIItune (イアイチューン)
- IIWAKE-GAISYA (いいわけ会社)
- IJI
- Ijimaya (イジマヤ)
- Ijyo-ren (イジョレン)
- IK.projectear
- IK.Projectear
- IKADA
- Ikageso (イカゲソ)
- Ikameshi Shokudou (イカめし食堂)
- Ikanai. (いかない。)
- Ikaring (烏賊輪)
- Ikariya Koubou (碇屋工房)
- Ikasama Koubou (いかさま工房)
- IKATAKO亭
- Ikebukuro Distillery (池袋蒸留所)
- Ikebukuro DPC (池袋DPC)
- Ikechika (いけちか)
- Ikemen Teikoku (イケメン帝国)
- Ikibata 49ers (いきばた49ERS)
- Ikihaji Hummingbird (生き恥ハミングバード)
- Ikite-Chou-Made-Todoku (生きて腸まで届く)
- Ikkizuka (いっきづか。)
- Ikujinashi no Fetishist (いくじなしのフェティシスト)
- Ikumura (郁村)
- Ikuyoan (いくよ庵)
- Ikyou (異郷)
- ILD CAT (あいるどきゃっと)
- ILDCAT
- Ill STUDIO
- Illumina
- ILLUMINATION
- Illumination. (ゐるみねゐしょん。)
- ILLUSION
- ILLUST GALLERY TOLALA
- ILMA EXPRESS
- ILMA Express
- ILULM
- Image
- Image Labo
- Image rider
- Image Rider
- ImageRider
- ImagiMate
- Imaginary Rabbit
- IMAGINARY SPRAWL
- Imago Husks I Us
- IMAKAN
- Imakaya (いまか屋(えびせん企画))
- Imcomplete
- IMINIC
- Imitation Moon
- Imitation Room
- Imo Musume (いもむすめ。)
- Imohori Farm (いもほり農場)
- IMOJIN GAMES
- Imokenpi (いもけんぴ)
- Imomuya Honpo (いもむや本舗)
- Imomuya Honpo - Singleton (いもむや本舗 - Singleton)
- Imonoan (芋ノ庵)
- IMOZO
- IMPALA
- Imperator
- IMPERIAL
- Imperial Chicken (インペリアルチキン)
- Imprudenza
- IMPULSIVE
- IMPURE
- In
- In ART THEATER
- IN THE LIFE
- In The Sky
- In The Sky/ツクルノモリ
- IN THE・・・
- Inadahime
- INADAHIME
- INADAIME
- INAF
- INAGITA
- Inaka Koubou (田舎工房)
- Inaka no Yasaiya (田舎の野菜屋)
- Inakagurashi (イナカグラシ)
- Inari Koubou (いなり工房)
- Inari Works
- Inari-dou Shoten (稲荷堂書店)
- Inaridou (稲荷堂)
- Inariya (稲荷屋)
- Inarizushi (いなりずし)
- Inasaku (稲作)
- Inayama Shrine (稲山神社)
- Inbou no Teikoku (陰謀の帝国)
- INCENTIVE
- INCENTIVE PRODUCTS
- INCENTIVE PRODUCTs.
- Include
- IncluDe
- INC殺人社
- Independent Works
- IndexACG (インデックス ACG)
- Indico lite
- Indico Lite
- Indicolite
- INDIGO
- Indigo
- Indigo Blue
- Indigo Blue/お馬のしっぽ
- INDIGO PRODUCTS
- INDIVISON
- Indolent Field
- Indulgence Red
- INDURAIN
- INERTIA
- Inferno Day’s
- InfernoDay’s
- INFINITO
- INFINITY
- INFINITY DRIVE
- INFINITY FORCE
- Infinity 越後
- Infinity-D
- Infinity-D (無限次元)
- INFINITY-FORCE
- Informal Party!
- INFORMATION HIGH
- INFORMATION-HI
- Informator
- Infrontia
- Ingenious
- ING信仰系
- Initial G (イニシャルG)
- Inja no Kuruwa (陰者の廓)
- Ink
- INK
- Ink Bottle (インクボトル)
- Ink Bottle & Benkeidou (インクボトル/弁慶堂)
- Ink Complex
- Ink Stone (インクストーン)
- INKLINK.
- INKPOT
- InkStone
- INLANぱいそん
- Inner Circle
- INNER PARADOX
- INNER PLANETS
- INNOCENT ANGEL
- INNOCENT CHAPEL
- Innocent Grey
- Innocent Lucy (イノセントルーシー)
- INNOCENT WORKS
- Inoha
- INOYA
- INS-mode
- INSERT
- INSERT、たぬきんぐすりーぷ
- InsidE Box
- INSIDE SYSTEM
- INSIDE SYSTEM OFFICIAL ONLINE STORE
- INSOMNIA
- Inspiration Floor
- InspirationFloor
- Inst
- INST
- Insulted Maidens
- Insync
- INS‐mode
- INS−mode
- Intendou (淫天堂)
- Intercontinental ballistic girl (大陸間弾道少女)
- Interface-Tracking ENGINE
- INTERLUDE
- Interrupt Voice
- INtime
- Into the Blue
- Intoku.info (いんとくいんふぉ)
- Inton@tion*
- Inu no Genboku (犬の原木)
- Inu no Sekai (いぬのせかい)
- Inu Teikoku (犬帝国)
- Inu to Geboku no Kai (犬と下僕の会)
- Inu to Kotatsu (犬とコタツ)
- INU-Chord
- Inu-ya (いぬ屋)
- Inubaka (いぬばか)
- Inudrill Lolita Engine (イヌドリルロリータエンジン)
- Inudrill. (イヌドリル。)
- INUGOYA
- Inugoya (犬小屋)
- INUGOYA STORE
- Inukoyata (狗古堂)
- INUYA
- Inuyoukan (狼幼館)
- INUZINI
- Inuzuka Clinic (犬塚クリニック)
- Invincible
- Invisible Garden
- INYM
- INYU GOYA (いにゅ小屋)
- INタイム
- Io lite
- ION
- Iorigumi (庵組)
- IOSYS (イオシス)
- IOSYS(イオシス)
- IPETAM
- Ipomoea alba
- IPShop.com
- IQ clip
- IQ ENGINE
- IQ2
- IRICOMIX
- IRIOMOTE
- Iris Lily
- Iris Lily Shop
- Irish Mist
- Iro Neko Pencil (色ねこペンシル)
- Iro wa Nioedo (色は匂えど)
- 彩~IRODORI~
- IROHA
- IRON
- IRON ATTACK! (IRON ATTACK)
- Iron FIN
- IRON FIN
- IRON GRIMOIRE
- IRON TONIC
- Ironi (アイロニ)
- Irregulared pulse.
- Irui
- Irukaze (イルカゼ)
- Irupa-na Label
- ISDproject
- Ishikari Shake Nabe Doukoukai (石狩しゃけ鍋同好会)
- Ishikawa Pro (石川プロ)
- Ishikiriba (石切場)
- Ishimura-ya (石村屋)
- Island (Circle)
- Island of Horizon
- Island of Horizon・他
- Island River
- IsoBeFly
- Isocurve (アイソカーブ)
- Isofura Ribbon (イソフラリボン)
- ISOHURABON
- Isotame (いそため)
- ISOTONIX (アイソトニクス)
- ISSgraph.
- Ital Goods
- Italian husky (イタリアンハスキー)
- Itami Works
- ItamiWorks
- Itaoka
- ITIBOSI
- Itou Life (伊東ライフ)
- Itsuka no Sora (いつかのそら)
- Itsumoso! (いつもそ!)
- ITS委員会
- Ittokan (一斗館)
- Ityou-dan (逸遊団)
- It’s NOT
- IV
- IV VA SHIN
- IWA ミューラ
- Iwatch
- Iwatch Book(イワッチブック)
- IwatchBook
- IXIA
- Iyokan (いよかん。)
- Iz_ism.
- Izakaya Yocchan (居酒屋よっちゃん)
- Izanagi (Circle) (いざなぎ)
- IZMA園芸
- Izumiya (和泉屋)
- IZUMNIZM
- IZumNizm
- Izumo Gasshuukoku (いづも合衆国)
- IZUNN
- IZU屋
- I’e POISON
- I’e POISON!
- I’LL調
- I’ll調
- I’LL調/夕凪雑貨店
- I’m
- I’m Hot Yet!
- I’s (Circle)
- I’ve
- I・C・B・M
- I・LLegaLs(アイ・リーガルズ)
- I・Tジャイロ
- I&eyes
- I&I