Loading
Please wait

Summary

The summer of Japan is the summer of breasts!? This is a comical story where a boyish girl and a huge-breasted woman who is expected to be a worldwide scientist in the future! They fight over the protagonist, who happens to love big breasts above all! Worried about her breast size, the girl decides to make her bust larger so that she can protect her beloved boy from the seduction of the scientist and make him her boyfriend! [From DLsite English]

Mazo x Love
Mazo x Love
NAN%
Tags
  • Comic Convention
  • Comedy Rape
  • Mangaka Protagonist
  • Police Officer Heroine
  • Heroine with Inverted Nipples
Rating 7.5423 Users
Idol Pafupafu Management -Geinou Musume o H ni Bust UP Producer-
Idol Pafupafu Management -Geinou Musume o H ni Bust UP Producer-
NAN%
Tags
  • Japanese Idols
  • Dying Protagonist
  • Breast Expansion
  • Leader Heroine
  • Chuunibyou Heroine
Rating 7.0344 Users
Amaenbo ~Futago Mama to Ecchi na Natsuyasumi~
Amaenbo ~Futago Mama to Ecchi na Natsuyasumi~
NAN%
Tags
  • Protagonist's Aunt as a Heroine
  • Blood-related Aunt/Nephew Incest
  • Blood-related Mother/Son Incest
  • Protagonist's Blood-related Mother as a Heroine
  • Shimaidon with Twins Ending
Rating 7.2073 Users
Boku no Maman Sagashi ~Mama o Tazunetara... 8nin no Kyonyuu Tsuma Deshita~
Boku no Maman Sagashi ~Mama o Tazunetara... 8nin no Kyonyuu Tsuma Deshita~
NAN%
Tags
  • More Than Seven Heroines
  • Non-blood-related Mother/Son Incest
  • Protagonist's Non-blood-related Mother as a Heroine
  • Consensual Group Sex of One Female and Several Males
  • Prostitute Heroine
Rating 6.4931 Users
Tsugou no Ii Kanojo
Tsugou no Ii Kanojo
NAN%
Tags
  • Popular Protagonist
  • Class President Heroine
  • Ejaculation Forewarner
  • Narrating Others' Thoughts
  • Masochist Heroine
Rating 6.9931 Users
Kyonyuu Dosukebe Gakuen ~Shojo-tachi no Tomaranai Koshizukai~
Kyonyuu Dosukebe Gakuen ~Shojo-tachi no Tomaranai Koshizukai~
NAN%
Tags
  • Unavoidable Harem Ending
  • Single Ending
  • Pantyjob
  • Single Buttjob
  • Yandere Heroine
Rating 6.5330 Users
Mariko-sanchi no Seijijou ~Oba-san wa Boku no Mono~
Mariko-sanchi no Seijijou ~Oba-san wa Boku no Mono~
NAN%
Tags
  • Aunt/Nephew Incest
  • Protagonist's Aunt as a Heroine
  • Divorcee Heroine
  • Protagonist's Cousin as a Heroine
  • Childishly Violent Heroine
Rating 6.8628 Users
Seikatsu Shidouin ~Kimo-o ga Funin ni Nayamu Pure na Wakazuma ni Tetori Ashitori Akume Lesson! Love Love Netori Tanezuke de Risou no Yome ni!~
Seikatsu Shidouin ~Kimo-o ga Funin ni Nayamu Pure na Wakazuma ni Tetori Ashitori Akume Lesson! Love Love Netori Tanezuke de Risou no Yome ni!~
NAN%
Tags
  • Consensual Erotic Humiliation
  • Ugly Protagonist
  • Hotel
  • Vaginal Gaping
  • Peace Sign Ahegao
Rating 6.1422 Users
Haramasete Seiryuu-kun! ~Jinginaki Onna no Tatakai~
Haramasete Seiryuu-kun! ~Jinginaki Onna no Tatakai~
NAN%
Tags
  • Duel
  • Comedic Love Triangle
  • Popular Protagonist
  • Heroine with Tattoo
  • No "Keep Voice on Click" Option
Rating 6.2523 Users
Aneboku ~Onee-chan wa Bijin 3 Shimai~
Aneboku ~Onee-chan wa Bijin 3 Shimai~
NAN%
Tags
  • Brother/Sister Romance
  • Protagonist with Phimosis
  • Romancing a Family
  • Protagonist's Non-blood-related Sister as a Heroine
  • Single Hole Multiple Objects Insertion (obsolete)
Rating 7.1723 Users
Ojou-sama wa Katai no ga Osuki! ~Shinsei Naru Joshi Ryou Nikki~
Ojou-sama wa Katai no ga Osuki! ~Shinsei Naru Joshi Ryou Nikki~
NAN%
Tags
  • Cook Protagonist
  • Gymnastic Heroine
  • Hotblooded Protagonist
  • Impregnation Choice
  • Artist Heroine
Rating 6.9541 Users
Trouble Home! ~Giri no Haha to Imouto wa Koigataki~
Trouble Home! ~Giri no Haha to Imouto wa Koigataki~
NAN%
Tags
  • Oyakodon Ending
  • Heroine with Ahoge
  • Non-blood-related Mother/Son Incest
  • Protagonist's Non-blood-related Mother as a Heroine
  • Non-blood-related Incest
Rating 6.9136 Users
Meimon Joshikou Ryokou ~Ore Dake Otoko Nandesu ga!?~
Meimon Joshikou Ryokou ~Ore Dake Otoko Nandesu ga!?~
NAN%
Tags
  • Trap Protagonist
  • Single Buttjob
  • All-girls School
  • Half-Japanese Heroine
  • Only Virgin Heroines
Rating 7.0724 Users
Majo-gari no Kishi ~Jinkaku Ten
Majo-gari no Kishi ~Jinkaku Ten'i no Ori~
NAN%
Tags
  • Medieval Fantasy
  • Brother/Sister Incest
  • Body Swapping
  • Gaping
  • Incest
Rating 5.9823 Users
Jusei Shite yo Chizuru-san! ~Hitozuma to Koi Suru Hitonatsu~
Jusei Shite yo Chizuru-san! ~Hitozuma to Koi Suru Hitonatsu~
NAN%
Tags
  • Discreet Phone Sex
  • Oneesan-type Heroine
  • Only Non-Virgin Heroines
  • Sexual Devices
  • French Kiss
Rating 6.9361 Users
Sensei o Haramaseyou! ~Hiyoko no Noroi de Toumeika Suru Ore!?~
Sensei o Haramaseyou! ~Hiyoko no Noroi de Toumeika Suru Ore!?~
NAN%
Tags
  • P.E. Teacher Heroine
  • Principal Heroine
  • Heroine with Spats
  • School Nurse Heroine
  • Heroine with Tights
Rating 6.4557 Users
Love Fetish ~Tekoki Hen~
Love Fetish ~Tekoki Hen~
NAN%
Tags
  • Flat Tints Only
  • High Sexual Content
  • Modern Day
  • Tsundere Heroine
  • Perverted Heroine
Rating 6.7722 Users
Gibo no Milk wa Mitsu no Aji ~Ippai Nonde, Amaete ne~
Gibo no Milk wa Mitsu no Aji ~Ippai Nonde, Amaete ne~
NAN%
Tags
  • Non-blood-related Mother/Son Incest
  • Adult Breast Feeding
  • Only Protagonist's Relatives as Heroine(s)
  • Netori
  • University Student Protagonist
Rating 6.4520 Users
Oppai Heart ~Kanojo wa Kedamono Hatsujouki!?~
Oppai Heart ~Kanojo wa Kedamono Hatsujouki!?~
NAN%
Tags
  • Student Council Member Heroine
  • Sex Under the Necessity
  • Breast Expansion
  • Tsukkomi Protagonist
  • Cheerleader Heroine
Rating 7.1184 Users
Nantai Prima Onna Kyoushi
Nantai Prima Onna Kyoushi
NAN%
Tags
  • Bisexual Heroine
  • Autocunnilingus
  • Big Breast Sizes Heroine
  • Sexual Devices
  • Sex in a Classroom
Rating 6.5922 Users
Maou to Seijo ~Norowareshi Injoku no Rinne~
Maou to Seijo ~Norowareshi Injoku no Rinne~
NAN%
Tags
  • Maou Protagonist
  • Christian Mythology
  • Blowbang
  • Internal Exhibition of Sex
  • No "Keep Voice on Click" Option
Rating 6.4621 Users
Hatsujou Exorcist! ~Harau to Hatsujou Suru Ojou-sama ni Tsukaetemasu.~
Hatsujou Exorcist! ~Harau to Hatsujou Suru Ojou-sama ni Tsukaetemasu.~
NAN%
Tags
  • Yuki-onna Heroine
  • Butler Protagonist
  • Dragon Heroine
  • Exorcism
  • Sex Under the Necessity
Rating 6.6432 Users
Gyakushuu 4
Gyakushuu 4
NAN%
Tags
  • Protagonist with Tentacles
  • Knight Heroine
  • Cum Bath
  • Officer Protagonist
  • Horse
Rating 7.6728 Users
Hitozuma Dorei Keikaku
Hitozuma Dorei Keikaku
NAN%
Tags
  • Urination Fetish
  • Dramatic Love Triangle
  • Revenge
  • Heroine with Garter Belt
  • Protagonist's Sister as a Support Character
Rating 6.8924 Users
Itazura ~Boku Dake no Zettai Ryouiki~
Itazura ~Boku Dake no Zettai Ryouiki~
37%
Tags
  • Chikan Heroine
  • Hotel
  • Trains
  • Voiced Thoughts
  • Pregnancy Good Ending
Rating 6.1720 Users
Majo-gari no Kishi ~Jinkaku Ten
Majo-gari no Kishi ~Jinkaku Ten'i no Ori~
29%
Tags
  • Medieval Fantasy
  • Brother/Sister Incest
  • Body Swapping
  • Gaping
  • Incest
Rating 5.9823 Users
Meimon Joshikou Ryokou ~Ore Dake Otoko Nandesu ga!?~
Meimon Joshikou Ryokou ~Ore Dake Otoko Nandesu ga!?~
28%
Tags
  • Trap Protagonist
  • Single Buttjob
  • All-girls School
  • Half-Japanese Heroine
  • Only Virgin Heroines
Rating 7.0724 Users
Trouble Home! ~Giri no Haha to Imouto wa Koigataki~
Trouble Home! ~Giri no Haha to Imouto wa Koigataki~
28%
Tags
  • Oyakodon Ending
  • Heroine with Ahoge
  • Non-blood-related Mother/Son Incest
  • Protagonist's Non-blood-related Mother as a Heroine
  • Non-blood-related Incest
Rating 6.9136 Users
Aneboku ~Onee-chan wa Bijin 3 Shimai~
Aneboku ~Onee-chan wa Bijin 3 Shimai~
28%
Tags
  • Brother/Sister Romance
  • Protagonist with Phimosis
  • Romancing a Family
  • Protagonist's Non-blood-related Sister as a Heroine
  • Single Hole Multiple Objects Insertion (obsolete)
Rating 7.1723 Users
Ojou-sama wa Katai no ga Osuki! ~Shinsei Naru Joshi Ryou Nikki~
Ojou-sama wa Katai no ga Osuki! ~Shinsei Naru Joshi Ryou Nikki~
28%
Tags
  • Cook Protagonist
  • Gymnastic Heroine
  • Hotblooded Protagonist
  • Impregnation Choice
  • Artist Heroine
Rating 6.9541 Users
Seikatsu Shidouin ~Kimo-o ga Funin ni Nayamu Pure na Wakazuma ni Tetori Ashitori Akume Lesson! Love Love Netori Tanezuke de Risou no Yome ni!~
Seikatsu Shidouin ~Kimo-o ga Funin ni Nayamu Pure na Wakazuma ni Tetori Ashitori Akume Lesson! Love Love Netori Tanezuke de Risou no Yome ni!~
27%
Tags
  • Consensual Erotic Humiliation
  • Ugly Protagonist
  • Hotel
  • Vaginal Gaping
  • Peace Sign Ahegao
Rating 6.1422 Users
Haramasete Seiryuu-kun! ~Jinginaki Onna no Tatakai~
Haramasete Seiryuu-kun! ~Jinginaki Onna no Tatakai~
27%
Tags
  • Duel
  • Comedic Love Triangle
  • Popular Protagonist
  • Heroine with Tattoo
  • No "Keep Voice on Click" Option
Rating 6.2523 Users
Sensei o Haramaseyou! ~Hiyoko no Noroi de Toumeika Suru Ore!?~
Sensei o Haramaseyou! ~Hiyoko no Noroi de Toumeika Suru Ore!?~
26%
Tags
  • P.E. Teacher Heroine
  • Principal Heroine
  • Heroine with Spats
  • School Nurse Heroine
  • Heroine with Tights
Rating 6.4557 Users
Gibo no Milk wa Mitsu no Aji ~Ippai Nonde, Amaete ne~
Gibo no Milk wa Mitsu no Aji ~Ippai Nonde, Amaete ne~
26%
Tags
  • Non-blood-related Mother/Son Incest
  • Adult Breast Feeding
  • Only Protagonist's Relatives as Heroine(s)
  • Netori
  • University Student Protagonist
Rating 6.4520 Users
Nantai Prima Onna Kyoushi
Nantai Prima Onna Kyoushi
26%
Tags
  • Bisexual Heroine
  • Autocunnilingus
  • Big Breast Sizes Heroine
  • Sexual Devices
  • Sex in a Classroom
Rating 6.5922 Users
Hatsujou Exorcist! ~Harau to Hatsujou Suru Ojou-sama ni Tsukaetemasu.~
Hatsujou Exorcist! ~Harau to Hatsujou Suru Ojou-sama ni Tsukaetemasu.~
26%
Tags
  • Yuki-onna Heroine
  • Butler Protagonist
  • Dragon Heroine
  • Exorcism
  • Sex Under the Necessity
Rating 6.6432 Users
Hitozuma Dorei Keikaku
Hitozuma Dorei Keikaku
26%
Tags
  • Urination Fetish
  • Dramatic Love Triangle
  • Revenge
  • Heroine with Garter Belt
  • Protagonist's Sister as a Support Character
Rating 6.8924 Users
In
In'yoku Celeb Tsuma 2 ~Chijoku Seisai~
26%
Tags
  • Sexual Slavery
  • Netori
  • Body Piercing
  • Married Heroine
  • Modern Day Japan
Rating 6.8621 Users
Momojiri Taiiku Onna Kyoushi
Momojiri Taiiku Onna Kyoushi
25%
Tags
  • Heroine with Tights
  • P.E. Teacher Heroine
  • Braless Heroine
  • Unavoidable Heroine Rape by the Protagonist
  • Lots of Event CGs
Rating 6.2020 Users
Uwaki Tsuma ~Kyonyuu Hitozuma Midare Manshon~
Uwaki Tsuma ~Kyonyuu Hitozuma Midare Manshon~
25%
Tags
  • Shimaidon
  • Non-twin Heroine Sisters
  • Homemaker Protagonist
  • Protagonist in Relationship
  • Married Heroine
Rating 6.4824 Users
Oharai Onee-san! ~Otouto o Yuuwaku Shinasai~
Oharai Onee-san! ~Otouto o Yuuwaku Shinasai~
25%
Tags
  • Occult Club
  • Spontaneous Power-ups
  • Homosexual Support Character
  • Blood-related Brother/Sister Incest
  • Heroine with Wings
Rating 6.5120 Users
Onee-san ☆ Hara Mix
Onee-san ☆ Hara Mix
25%
Tags
  • Shinigami Heroine
  • Dormitory Manager Heroine
  • Sex Under the Necessity
  • Impregnation
  • Widow Heroine
Rating 6.7725 Users
Sukechatte!! ~Kyuushi ni Isshou o Ete Noumitsu Second Life~
Sukechatte!! ~Kyuushi ni Isshou o Ete Noumitsu Second Life~
25%
Tags
  • Protagonist with Superpowered Side
  • Invisibility
  • High Amount of Special Effects
  • Defloration During Common Route
  • Shapeshifting
Rating 6.5523 Users
Toraba!
Toraba!
25%
Tags
  • Romancing a Family
  • Swimming Club
  • Class President Heroine
  • Foolish Friend
  • Oyakodon Ending
Rating 6.8524 Users
Ane☆Hara-mix 2
Ane☆Hara-mix 2
25%
Tags
  • Shinigami Heroine
  • Succubus Heroine
  • Inbreeding
  • Non-blood-related Brother/Sister Incest
  • Impregnation
Rating 6.7424 Users
Oshirikko Venus 2
Oshirikko Venus 2
24%
Tags
  • Non-penetrative Sex
  • Big Ass Heroine
  • Perverted Protagonist
  • Twin Footjob
  • Sex on a Roof
Rating 7.2533 Users
Kimomen Demo Kyokon nara Meimonkou no Ojou-sama o Sen
Kimomen Demo Kyokon nara Meimonkou no Ojou-sama o Sen'you Harama-Celeb Bitch ni Dekiru!
24%
Tags
  • Birthrate Decline
  • Ojousama Heroine
  • Vaginal Gaping
  • Peace Sign Ahegao
  • Nipple Piercing
Rating 6.6624 Users

Poyopoyo Oppai Summer has not appeared in our Steam sample enough to calculate it's similar novels... sorry!
A novel needs atleast 20 owners before it's similarity is calculated.

Tags (48 total)

NameScoreImportanceWeight
Breast Expansion2.501.974.91
Heroine with Spats2.002.394.79
Scientist Heroine2.002.334.65
Heroine with Shorts2.002.104.21
Heroine with Intake Hairstyle2.002.014.02
Blowjob Duck Face2.001.913.82
Heroine with Tights2.001.853.70
Bokukko Heroine2.001.813.62
Threesome Ending2.001.743.48
Heroine with Swimsuits2.001.643.29
Internal Exhibition of Sex2.001.563.12
Twin Bellyjob1.003.093.09
Tomboy Heroine2.001.513.01
Teacher Heroine2.001.362.73
Student Protagonist2.001.262.51
Bathroom Sex2.001.192.38
Pregnant Sex2.001.182.35
Protagonist's Childhood Friend as a Heroine2.001.142.28
Breast Smothering1.002.282.28
Sex with Protagonist Only2.001.132.26
Heroine with Glasses2.001.112.23
Sex in Public Places2.001.092.17
Standing Sex2.001.062.11
Sitting Sex2.001.062.11
High Sexual Content2.001.052.10
Nipple Insertion1.002.042.04
Mirror Sex1.002.032.03
Outdoor Sex2.001.001.99
Student Heroine2.000.991.98
Twin Blowjob1.501.291.93
Tribadism on Penis1.001.871.87
Group Sex of One Male and Several Females2.000.921.83
Clothing Damage1.001.771.77
Adult Breast Feeding1.001.711.71
Twin Boobjob1.001.681.68
Cowgirl2.000.841.68
Facesitting1.001.651.65
Nukige2.500.651.63
Doggy Style2.000.801.61
Deepthroat1.001.521.52
Sex in Water1.001.411.41
Heroine with Zettai Ryouiki1.001.401.40
Ahegao1.001.251.25
Quickie Fix Position1.001.111.11
Sixty-nine1.001.071.07
Naked Sprites1.001.051.05
Missionary Position1.000.940.94
ADV2.000.150.29

Traits (96 total)

NameCharactersImportanceWeight
Twin Bellyjob Engages in (Sexual)23.203.51
Mitre Clothes13.342.31
Lace Lingerie Clothes22.092.30
Tribadism on Penis Engages in (Sexual)22.082.29
Platform Shoes Clothes12.942.04
Reverse Spitroast Subject of (Sexual)21.842.02
Twin Boobjob Engages in (Sexual)21.771.94
Adult Breast Sucking Subject of (Sexual)12.661.84
Shorts Clothes21.681.84
Intake Hair21.671.84
Breast Smothering Engages in (Sexual)12.641.83
Hair Beads Hair12.521.75
Nipple Insertion Subject of (Sexual)12.451.69
Pregnant Sex Engages in (Sexual)21.531.68
Shawl Clothes12.411.67
Mirror Sex Engages in (Sexual)12.311.60
Handbag Items12.291.59
Twin Blowjob Engages in (Sexual)21.451.59
Scientist Role12.281.58
Blowjob Duck Face Engages in (Sexual)12.241.55
Micro Bikini Clothes12.211.53
Torn Pantyhose (damaged) Clothes12.211.53
Robot Role12.201.53
Spats Clothes12.201.52
Nipple Sucking Subject of (Sexual)21.381.52
Torn Clothing Clothes12.161.50
Shimapan Clothes12.131.48
Old Type School Swimsuit Clothes12.091.45
Ahoge Hair21.321.45
Wristband Clothes12.001.39
Facesitting Engages in (Sexual)11.971.37
Tomboy Personality11.961.36
Vaginal Gaping Engages in (Sexual)11.951.35
Sandals Clothes11.941.34
Fang Body11.881.30
Standing Sex Subject of (Sexual)21.181.29
Short (obsolete) Body11.861.29
Outdoor Sex Engages in (Sexual)21.161.27
String Ribbon Tie Clothes11.821.26
Deepthroat Engages in (Sexual)11.801.25
Lab Coat Clothes11.801.25
Braid Hair11.781.24
Sports Shoes Clothes11.721.20
Cape Clothes11.711.19
Hoodie Clothes11.711.18
Boobjob Engages in (Sexual)21.071.17
Parted to Side Hair21.051.16
Cyan Eyes11.661.15
Teasing Subject of11.661.15
Sweater Clothes11.641.14
Sex in Water Engages in (Sexual)11.561.08
Teacher Role11.551.08
Big Breast Sizes Body11.541.07
Medium Breasts Body11.521.05
Cowgirl Subject of (Sexual)20.951.05
Group Sex Engages in (Sexual)11.501.04
Student Role11.491.03
Sailor School Uniform Clothes11.481.03
Blouse Clothes11.471.02
Pissing Engages in (Sexual)11.461.02
Headband Clothes11.451.00
Pantyhose Clothes11.420.99
Tank Top Clothes11.420.98
Hairpin Clothes11.400.97
Bathroom Sex Engages in (Sexual)11.390.96
Kid Body11.370.95
Virgin Sex Engages in (Sexual)20.850.93
Skirt Clothes11.330.93
White Hair11.330.92
Pink Hair11.330.92
Ahegao Engages in (Sexual)11.320.92
T-shirt Clothes11.310.91
Belt Clothes11.270.88
Sex in Public Places Engages in (Sexual)11.260.87
Sixty-nine Engages in (Sexual)11.260.87
Childhood Friend Role11.260.87
Blowjob Engages in (Sexual)20.760.84
Anal Sex Subject of (Sexual)11.190.82
Butterfly Subject of (Sexual)11.170.81
Handjob Engages in (Sexual)11.160.80
Missionary Subject of (Sexual)11.120.77
Glasses Clothes11.080.75
Quickie Fix Subject of (Sexual)11.080.75
Sitting Sex Subject of (Sexual)11.060.74
Violet Eyes11.040.72
Thigh-high Stockings Clothes11.040.72
Sidehair Hair10.980.68
Doggy Style Subject of (Sexual)10.930.64
Blond Hair10.890.62
Waist Length+ Hair10.810.56
Blue Eyes10.800.56
Young-adult Body10.760.53
Long Hair10.750.52
School Uniform Clothes10.750.52
Teen Body10.620.43
Short Hair10.610.42