Harper Collins Japan

Their series that started publishing most recently

manga Published as manga unknown Series is unknown

My Arranged Marriage Partner Is a Shaggy NEET

Omiai Aite wa Mojamoja NEET· お見合い相手はもじゃもじゃニート

manga unknown 2 Ch. 2026

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manga Published as manga releasing Series is releasing

Amattare ni Kiss

甘ったれにキス

manga releasing 3 Ch. 2026

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manga Published as manga unknown Series is unknown

Sakushi na Onsouji to Sekaiichi Shiawase na Seiryaku Kekkon

策士な御曹司と世界一しあわせな政略結婚

manga unknown 2026

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manga Published as manga releasing Series is releasing

The Dragon's Eternal Love for His Sacrificial Bride

Amaku Yawaraka na Ori: Reitetsu na Ryuu wa Nie no Hanayome wo Zense Kara Itoshi Sugite Iru· 甘く柔らかな檻　冷徹な龍は贄の花嫁を前世から愛しすぎている

manga releasing Licensed 1 Vol. 12 Ch. 2025 erotica

61 61 -

manga Published as manga releasing Series is releasing

The Reclusive Prince Pleasures the Lonely Witch Night After Night

Kodoku na Majo wa Hikikomori Zetsurin Ouji ni Maiban Ika Sare Dekiai Sarete Imasu· 孤独な魔女はひきこもり絶倫王子に毎晩イかされ溺愛されています

manga releasing Licensed 1 Vol. 10 Ch. 2025 erotica

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manga Published as manga completed Series is completed

The Beastly Prince and the Princess of Forbidden Remedies

Kaibutsu Ouji to Dokusou Tsukai no Himegimi· 怪物王子と毒草使いの姫君

manga completed Licensed 2 Vol. 10 Ch. 2025 - 2026

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manga Published as manga completed Series is completed

The Wolf King's Bride

Anata no Amai Kiba de: Shiitage Rareta Hanayome wa Ookami no Ou to Chigiri wo Kawasu· あなたの甘い牙で――虐げられた花嫁は狼の王と契りをかわす――

manga completed Licensed 2 Vol. 12 Ch. 2025 - 2026 erotica

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manga Published as manga releasing Series is releasing

The Abandoned Former Saintess Searches for Happiness in an Overly Sweet Life with A Cursed Genius Sorcerer

Suterareta Moto Seijo ga Shiawase ni naru Made: Norowareta moto Tensai Majutsu-shi-sama to no Doukyo Seikatsu wa Amaama sugite Mi ga Mochimasen!!· 棄てられた元聖女が幸せになるまで～呪われた元天才魔術師様との同居生活は甘甘すぎて身が持ちません!!

manga releasing Licensed 2 Vol. 13 Ch. 2025

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manga Published as manga completed Series is completed

I Want to Be With You. That's All I Want to Say.

Issho ni Ite Hoshii. Tada Sou Iitakatta.· 一緒に居てほしい。ただそう言いたかった。

manga completed Licensed 3 Vol. 15 Ch. 2025 - 2026

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manga Published as manga completed Series is completed

The Villainess Who Longed for Death Is Taken by Desire

Shi wo Nozomu Akuyaku Reijou desu ga, Outaishi ni Yosougai ni Dekiai Sarete Konwakushiteimasu· 死を望む悪役令嬢ですが、王太子に予想外に溺愛されて困惑しています

manga completed Licensed 1 Vol. 6 Ch. 2025 erotica

61 61 -

manga Published as manga completed Series is completed

The Time-Traveler Carries the Dragon King's Love With Her in Every Lifetime

Toki Watari Reijou wa Reiketsu Ryuuou no Chouai wo Towa ni Kizamu· 時わたり令嬢は冷血龍王の寵愛をとわに刻む

manga completed Licensed 2 Vol. 12 Ch. 2025 erotica

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manga Published as manga releasing Series is releasing

Broken Heart Hall ~Paying the Witch with Lost Love~

Shitsurendou: Majo e no Oshiharai wa, Ushinatta Koi de· 失恋堂～魔女へのお支払いは、失った恋で～

manga releasing Licensed 2 Vol. 13 Ch. 2025

61 61 -

manga Published as manga completed Series is completed

The Wolf King's Passionate Courtship

Ookamiou no Ichizuna Kyuuai ~Hanayomekouhotoha Kiitemasen!~· 狼王の一途な求愛～花嫁候補とは聞いてません！～

manga completed Licensed 1 Vol. 2025 erotica

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Their series with the most readers

manga Published as manga releasing Series is releasing

Seal My Lips With a Kiss

Kiss de Fusaide, Barenaide.· キスでふさいで、バレないで。

manga releasing Licensed 6 Vol. 38 Ch. 2020 erotica

73 71 72 73

manga Published as manga releasing Series is releasing

Plus-sized Misadventures in Love!

Debu to Love to Ayamachi to!· デブとラブと過ちと！

manga releasing Licensed 7 Vol. 54 Ch. 2019

72 67 69 73

manga Published as manga completed Series is completed

Prettyboy Jun's Tender Loving Coaching

Bijin na Jun-kun no Dekiai Shidou· 美人なジュン君の溺愛指導

manga completed Licensed 3 Vol. 18 Ch. 2019 - 2020 erotica

69 67 65 68

manga Published as manga completed Series is completed

The Unsociable Duke Adores His New Wife

Hitogirai Koushaku wa Wakaki Niizuma ni Koi wo Suru· 人嫌い公爵は若き新妻に恋をする

manga completed Licensed 1 Vol. 5 Ch. 2019 erotica

64 63 57 -

manga Published as manga completed Series is completed

Enticed by His Forgotten Lover

Boukyaku no Kanata no Rakuen: Yuuwakusareta Hanayome· 忘却のかなたの楽園 誘惑された花嫁

manga completed Licensed 4 Vol. 5 Ch. 2013

60 56 53 63

manga Published as manga completed Series is completed

Petshop of Horrors - Le Passage -

Pet Shop of Horrors: Passage-hen· Petshop of Horrors パサージュ編

manga completed 6 Vol. 13 Ch. 2013 - 2017

72 69 72 -

manga Published as manga completed Series is completed

The Seduction of the Deep Sleeper

Shunmin Otoko no Yuuwaku· 春眠男の誘惑

manga completed Licensed 3 Vol. 18 Ch. 2022 - 2023 pornographic

77 76 74 -

manga Published as manga releasing Series is releasing

Worth a Billion: Modern-Day Courtesan

Juuoku no Are.: Yoshiwara Ichi no Oiran· 十億のアレ。～吉原いちの花魁～

manga releasing Licensed 9 Vol. 59 Ch. 2019 erotica

75 66 78 -

manga Published as manga completed Series is completed

Pet Shop of Horrors - Hyouhaku no Hakobune-hen

Pet Shop of Horrors: Hyouhaku no Hakobune-hen· Petshop of Horrors 漂泊の箱舟編

manga completed 3 Vol. 6 Ch. 2018 - 2020

71 65 72 -

manga Published as manga completed Series is completed

Give and Take: Naughty Omega in the Making

Hatsujou Give and Take: Midara na Ω e Kaihatsuchuu· 発情ギブアンドテイク～淫らなΩへ開発中～

manga completed Licensed 1 Vol. 6 Ch. 2018 - 2019 erotica

69 68 62 -

manga Published as manga completed Series is completed

The Dom Commands via Online Chat

Shitsuke wa Online de· 躾けはオンラインで

manga completed Licensed 1 Vol. 6 Ch. 2021 - 2022 erotica

68 67 -

manga Published as manga completed Series is completed

A Desperate Battle

Sutemi no Koubousen· 捨て身の攻防戦

manga completed Licensed 1 Vol. 5 Ch. 2018

69 69 64 67

manga Published as manga releasing Series is releasing

I Don’t Want to Be a Villainess, so I Became a Doctor’s Assistant

Akuyaku Reijou wa Iya nanode, Imushitsu Joshu ni narimashita.· 悪役令嬢は嫌なので、医務室助手になりました。

manga releasing Licensed 5 Vol. 22 Ch. 2023

69 63 76 -

Their best-scored series

manga Published as manga releasing Series is releasing

Seal My Lips With a Kiss

Kiss de Fusaide, Barenaide.· キスでふさいで、バレないで。

manga releasing Licensed 6 Vol. 38 Ch. 2020 erotica

73 71 72 73

manga Published as manga releasing Series is releasing

Plus-sized Misadventures in Love!

Debu to Love to Ayamachi to!· デブとラブと過ちと！

manga releasing Licensed 7 Vol. 54 Ch. 2019

72 67 69 73

manga Published as manga completed Series is completed

The Seduction of the Deep Sleeper

Shunmin Otoko no Yuuwaku· 春眠男の誘惑

manga completed Licensed 3 Vol. 18 Ch. 2022 - 2023 pornographic

77 76 74 -

manga Published as manga releasing Series is releasing

Worth a Billion: Modern-Day Courtesan

Juuoku no Are.: Yoshiwara Ichi no Oiran· 十億のアレ。～吉原いちの花魁～

manga releasing Licensed 9 Vol. 59 Ch. 2019 erotica

75 66 78 -

manga Published as manga completed Series is completed

A Desperate Battle

Sutemi no Koubousen· 捨て身の攻防戦

manga completed Licensed 1 Vol. 5 Ch. 2018

69 69 64 67

manga Published as manga completed Series is completed

Petshop of Horrors - Le Passage -

Pet Shop of Horrors: Passage-hen· Petshop of Horrors パサージュ編

manga completed 6 Vol. 13 Ch. 2013 - 2017

72 69 72 -

manga Published as manga completed Series is completed

Prettyboy Jun's Tender Loving Coaching

Bijin na Jun-kun no Dekiai Shidou· 美人なジュン君の溺愛指導

manga completed Licensed 3 Vol. 18 Ch. 2019 - 2020 erotica

69 67 65 68

manga Published as manga completed Series is completed

Our Short-Term Dads are College Students?!

Kikan Gentei Papa wa Daigakusei: Onii-chan to Otouto-kun, Hiroimashita· 期間限定パパは大学生～お兄ちゃんと弟くん、拾いました～

manga completed Licensed 1 Vol. 4 Ch. 2019

71 63 74

manga Published as manga completed Series is completed

Pet Shop of Horrors - Hyouhaku no Hakobune-hen

Pet Shop of Horrors: Hyouhaku no Hakobune-hen· Petshop of Horrors 漂泊の箱舟編

manga completed 3 Vol. 6 Ch. 2018 - 2020

71 65 72 -

manga Published as manga releasing Series is releasing

1 Second Before He Unties My Panties

Yakara-kun ga Shitagi no Himo Wo Kuwaetara. Tokeru Made Ato… 1-byou· 輩君が下着のヒモを咥えたら。解けるまであと…1秒

manga releasing Licensed 3 Vol. 31 Ch. 2019 erotica

69 66 70

manga Published as manga completed Series is completed

Give and Take: Naughty Omega in the Making

Hatsujou Give and Take: Midara na Ω e Kaihatsuchuu· 発情ギブアンドテイク～淫らなΩへ開発中～

manga completed Licensed 1 Vol. 6 Ch. 2018 - 2019 erotica

69 68 62 -

manga Published as manga completed Series is completed

Nanako and Kaoru We're Falling Into Depravity.

Nanako to Kaoru Darakushiteiku, Bokutachi wa.· 奈々子と薫　堕落していく、僕たちは。

manga completed Licensed 1 Vol. 10 Ch. 2020 - 2024 erotica

67 68 55 -

manga Published as manga completed Series is completed

Love and Hate: I'm Not Your Fated Omega!

Henai Love and Hate: Ore wa Unmei no Tsugai ja Nai!· 偏愛ラブアンドヘイト～俺は運命の番じゃない！～

manga completed Licensed 1 Vol. 6 Ch. 2019 - 2020 erotica

66 62 59 -

Their series most added to libraries over the last 7 days

manga Published as manga completed Series is completed

The Complicated Yet Adoring Love of the Lonely Emperor

Sabishii Koutei no Wakeari to Ai Kon: Tsuma to Musume ga Inakereba Ikirarenai!· さびしい皇帝のワケあり執愛婚～妻と娘がいなければ生きられない！～

manga completed Licensed 1 Vol. 6 Ch. 2023 erotica

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manga Published as manga completed Series is completed

The Monarch of a Hundred Flowers and the Honeybee Princess

Hyakka no Ou to Mitsubachi Hime· 百花の王と蜜蜂姫

manga completed Licensed 1 Vol. 6 Ch. 2020 erotica

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manga Published as manga completed Series is completed

The Innocent Governess And Her Master's Doting Love

Muku na Kateikyoushi wa Kikoushi ni Dekiai sareru· 無垢な家庭教師は貴公子に溺愛される

manga completed Licensed 1 Vol. 6 Ch. 2018 erotica

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manga Published as manga completed Series is completed

The Wicked Scion's Sweet and Poisonous Fangs

Ijiwaru Onzoushi no Kani na Dokuga: Sono Kyuuai kara wa Nigerarenai· イジワル御曹司の甘美な毒牙～その求愛からは逃げられない～

manga completed Licensed 2 Vol. 12 Ch. 2024

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manga Published as manga completed Series is completed

The Prince's Love is Out of Control!

Ouji-sama no Dekiai Boushou-chuu: Ore no Tenshi wa Sekaiichi Kawaii· 王子さまの溺愛は暴走中　～俺の天使は世界一可愛い～

manga completed Licensed 1 Vol. 6 Ch. 2023 erotica

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manga Published as manga completed Series is completed

First Love Marriage ~An Everlasting Longing and The Knight's Promise~

Hatsukoi Marriage: Wasureji no Omoi to Yakusoku no Kishi· 初恋マリアージュ～忘れじの想いと約束の騎士～

manga completed Licensed 1 Vol. 6 Ch. 2017 erotica

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manga Published as manga completed Series is completed

An Elite Heir's Chosen Bride

Omiai Daiyaku kara Hajimaru Mitsuai Kon: Elite Onzoushi ni Misomeraremashita· お見合い代役からはじまる蜜愛婚～エリート御曹司に見初められました～

manga completed Licensed 2 Vol. 12 Ch. 2022 - 2024

62 62 -

manga Published as manga completed Series is completed

The Emperor is Obsessed With His Unexpected Bride

Reitetsu Koutei wa Oshikake Hanayome ni Muchuu desu!: Kyuukon wa Mitsuai no Hajimari· 冷徹皇帝は押しかけ花嫁に夢中です！～求婚は蜜愛の始まり～

manga completed Licensed 1 Vol. 6 Ch. 2023 erotica

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manga Published as manga completed Series is completed

The Dark Gentleman's Seductive Vow

Meiyaku no Chigiri: Reijou wa Kuroshinshi ni Madou· 盟約の契り～令嬢は黒紳士に惑う～

manga completed Licensed 1 Vol. 6 Ch. 2018 erotica

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manga Published as manga completed Series is completed

The Mercurial Duke's Stand-in-Bride

Reiketsu Koushaku wa Dekiai wo Mitomenai!: Migawari Hanayome to Konin no Gosan· 冷血公爵は溺愛を認めない！～身代わり花嫁と婚姻の誤算～

manga completed Licensed 1 Vol. 6 Ch. 2023 erotica

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manga Published as manga completed Series is completed

The Cold-Hearted King and His Hostage Bride

Reikoku Ou wa Hitojichi Hanayome Oto Aisuru· 冷酷王は人質花嫁を執愛する

manga completed Licensed 1 Vol. 6 Ch. 2023 erotica

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manga Published as manga completed Series is completed

The Ruthless Emperor's Cherished Bride

Reikoku Koutei no Saiai Hanayome: Pyuade Torokeru Shinkon Seikatsu· 冷酷皇帝の最愛花嫁～ピュアでとろける新婚生活～

manga completed Licensed 1 Vol. 6 Ch. 2021 erotica

63 63 -

manga Published as manga completed Series is completed

His Majesty and His Hardworking New Bride's Dangerously Sweet Honeymoon

Koutei Heika to Ganbaru Niizuma no Amaku Kiken na Mitsugetsu Seikatsu· 皇帝陛下とがんばる新妻の甘く危険な蜜月生活

manga completed Licensed 1 Vol. 6 Ch. 2022 erotica

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Their well-scored series that relatively few people have found

manga Published as manga releasing Series is releasing

Seal My Lips With a Kiss

Kiss de Fusaide, Barenaide.· キスでふさいで、バレないで。

manga releasing Licensed 6 Vol. 38 Ch. 2020 erotica

73 71 72 73

manga Published as manga releasing Series is releasing

Plus-sized Misadventures in Love!

Debu to Love to Ayamachi to!· デブとラブと過ちと！

manga releasing Licensed 7 Vol. 54 Ch. 2019

72 67 69 73

manga Published as manga completed Series is completed

The Seduction of the Deep Sleeper

Shunmin Otoko no Yuuwaku· 春眠男の誘惑

manga completed Licensed 3 Vol. 18 Ch. 2022 - 2023 pornographic

77 76 74 -

manga Published as manga releasing Series is releasing

Worth a Billion: Modern-Day Courtesan

Juuoku no Are.: Yoshiwara Ichi no Oiran· 十億のアレ。～吉原いちの花魁～

manga releasing Licensed 9 Vol. 59 Ch. 2019 erotica

75 66 78 -

manga Published as manga completed Series is completed

A Desperate Battle

Sutemi no Koubousen· 捨て身の攻防戦

manga completed Licensed 1 Vol. 5 Ch. 2018

69 69 64 67

manga Published as manga completed Series is completed

Petshop of Horrors - Le Passage -

Pet Shop of Horrors: Passage-hen· Petshop of Horrors パサージュ編

manga completed 6 Vol. 13 Ch. 2013 - 2017

72 69 72 -

manga Published as manga completed Series is completed

Prettyboy Jun's Tender Loving Coaching

Bijin na Jun-kun no Dekiai Shidou· 美人なジュン君の溺愛指導

manga completed Licensed 3 Vol. 18 Ch. 2019 - 2020 erotica

69 67 65 68

manga Published as manga completed Series is completed

Our Short-Term Dads are College Students?!

Kikan Gentei Papa wa Daigakusei: Onii-chan to Otouto-kun, Hiroimashita· 期間限定パパは大学生～お兄ちゃんと弟くん、拾いました～

manga completed Licensed 1 Vol. 4 Ch. 2019

71 63 74

manga Published as manga completed Series is completed

Pet Shop of Horrors - Hyouhaku no Hakobune-hen

Pet Shop of Horrors: Hyouhaku no Hakobune-hen· Petshop of Horrors 漂泊の箱舟編

manga completed 3 Vol. 6 Ch. 2018 - 2020

71 65 72 -

manga Published as manga releasing Series is releasing

1 Second Before He Unties My Panties

Yakara-kun ga Shitagi no Himo Wo Kuwaetara. Tokeru Made Ato… 1-byou· 輩君が下着のヒモを咥えたら。解けるまであと…1秒

manga releasing Licensed 3 Vol. 31 Ch. 2019 erotica

69 66 70

manga Published as manga completed Series is completed

Give and Take: Naughty Omega in the Making

Hatsujou Give and Take: Midara na Ω e Kaihatsuchuu· 発情ギブアンドテイク～淫らなΩへ開発中～

manga completed Licensed 1 Vol. 6 Ch. 2018 - 2019 erotica

69 68 62 -

manga Published as manga completed Series is completed

Nanako and Kaoru We're Falling Into Depravity.

Nanako to Kaoru Darakushiteiku, Bokutachi wa.· 奈々子と薫　堕落していく、僕たちは。

manga completed Licensed 1 Vol. 10 Ch. 2020 - 2024 erotica

67 68 55 -

manga Published as manga completed Series is completed

Love and Hate: I'm Not Your Fated Omega!

Henai Love and Hate: Ore wa Unmei no Tsugai ja Nai!· 偏愛ラブアンドヘイト～俺は運命の番じゃない！～

manga completed Licensed 1 Vol. 6 Ch. 2019 - 2020 erotica

66 62 59 -