Summary

The infamous space pirate Kaguya and her robotic minions invade the royal space vessel of the Einjia kingdom, aboard which is Sakuya, the protagonist of this game. Using a mysterious power, she abducts Sakuya and his sister Mikuni. What is the sinister goal of the evil space pirate? [From DLsite English]

Himegoto-Ai ~Hameru Oyako no Kimochi Yosa~
Himegoto-Ai ~Hameru Oyako no Kimochi Yosa~
NAN%
Tags
  • Mother/Son Romance
  • Protagonist's Older Sister as a Heroine
  • Brother/Sister Romance
  • Palace
  • Royal Protagonist
Rating 6.3637 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 Sucking
  • Only Protagonist's Relatives as Heroine(s)
  • Netori
  • University Student Protagonist
Rating 6.4420 Users
Houkago 2 ~Hakudaku no Lesson~
Houkago 2 ~Hakudaku no Lesson~
NAN%
Tags
  • Unavoidable Heroine Rape
  • Rapist Protagonist
  • Heroine with Latex
  • High Amounts of Rape
  • Heroine with Crotchless Clothing
Rating 7.0225 Users
Mama no Sakuranbo Gari♪
Mama no Sakuranbo Gari♪
NAN%
Tags
  • Shotacon Heroine
  • Nympho Protagonist
  • Infidelity
  • Incest
  • Heroine with Garter Belt
Rating 5.8231 Users
Youchuu no Ori
Youchuu no Ori
NAN%
Tags
  • Alien Protagonist
  • Protagonist with Tentacles
  • Spaceship
  • Cum Bath
  • Soldier Heroine
Rating 6.2930 Users
Tsuboi-kun no Switch!
Tsuboi-kun no Switch!
NAN%
Tags
  • Erotic Massage
  • Lotion Play
  • Shota Protagonist
  • Non-blood-related Mother/Son Incest
  • Leather Bondage
Rating 7.1969 Users
Lime Iro Senkitan ~Meiji Nippon, Otome Sakimorisu.~
Lime Iro Senkitan ~Meiji Nippon, Otome Sakimorisu.~
NAN%
Tags
  • Meiji Era
  • Hime Heroine
  • Mahou Shoujo Heroine
  • Immortal Heroine
  • Fighting Heroine
Rating 6.8520 Users
Beppin Mama ~Love Love Boshi Yuugi~
Beppin Mama ~Love Love Boshi Yuugi~
NAN%
Tags
  • Blood-related Aunt/Nephew Incest
  • Only Older Heroines
  • Protagonist's Aunt as a Heroine
  • Heroine with Anal Hair
  • Straight Shotacon
Rating 6.3744 Users
Ane ni mo Makezu ~Onee-chans wa Shigekiteki!~
Ane ni mo Makezu ~Onee-chans wa Shigekiteki!~
NAN%
Tags
  • Heroine with Bodystocking
  • Oyakodon
  • Heroine with Leotard
  • School Sports Club Member Heroine
  • Protagonist's Blood-related Sister as a Heroine
Rating 6.2631 Users
Princess Ultima ~Chijo to Noroi no Yubiwa~
Princess Ultima ~Chijo to Noroi no Yubiwa~
NAN%
Tags
  • Princess Protagonist
  • Lesbian Rape
  • Non-consensual Erotic Humiliation
  • Butler Hero
  • Perverted Protagonist
Rating 5.7832 Users
Otouto Shibori ~Ane-tachi no Sei Kyouiku~
Otouto Shibori ~Ane-tachi no Sei Kyouiku~
NAN%
Tags
  • Shotacon
  • Pegging
  • Footjob
  • Shota Protagonist
  • Oneesan-type Heroine
Rating 6.1222 Users
Majo-gari no Kishi ~Jinkaku Ten
Majo-gari no Kishi ~Jinkaku Ten'i no Ori~
NAN%
Tags
  • Brother/Sister Incest
  • Medieval Fantasy
  • Body Swapping
  • Gaping
  • Incest
Rating 6.0823 Users
Tenshi no Milk Tank ~Futanari LL Set~
Tenshi no Milk Tank ~Futanari LL Set~
NAN%
Tags
  • Autofellatio
  • Futanari on Futanari
  • Angel Heroine
  • Only Futanari Heroines
  • Futanari Protagonist
Rating 5.8621 Users
Ai Suru Musuko no Shitsukekata ~Mama-tachi no Otoko no Ko M Ka Kyouiku~
Ai Suru Musuko no Shitsukekata ~Mama-tachi no Otoko no Ko M Ka Kyouiku~
NAN%
Tags
  • Straight Shotacon
  • Protagonist's Blood-related Mother as a Heroine
  • Shotacon
  • Shota Protagonist
  • Female Domination
Rating 5.3428 Users
Koi mo H mo Obenkyou mo, Omakase! Oneechan-bu
Koi mo H mo Obenkyou mo, Omakase! Oneechan-bu
NAN%
Tags
  • Ejaculation Forewarner
  • Harem Ending with Theme
  • Brother/Sister Romance
  • Blood-related Brother/Sister Incest
  • Sadist Heroine
Rating 6.8137 Users
Sokubaku Suru Ane
Sokubaku Suru Ane
NAN%
Tags
  • Brother/Sister Incest
  • Flat Tints Only
  • Female Domination
  • Pantyjob
  • Pegging
Rating 6.0923 Users
Koibumi
Koibumi
NAN%
Tags
  • Blood-related Cousin Incest
  • Female Domination Only
  • Masochist Protagonist
  • Non-penetrative Sex
  • Trampling
Rating 6.5968 Users
Musuko no Inbou ni Chietsu Suru Haha ~ Mama o Gifu ni Watasanai!
Musuko no Inbou ni Chietsu Suru Haha ~ Mama o Gifu ni Watasanai!
NAN%
Tags
  • Protagonist's Blood-related Mother as a Heroine
  • Blood-related Mother/Son Incest
  • Netori
  • Only Blood-related Heroines
  • Only Older Heroines
Rating 5.9526 Users
Midara na Mansion
Midara na Mansion
NAN%
Tags
  • Janitor Protagonist
  • Promiscuous Heroine
  • Apartment Building
  • Married Heroine
  • Adult Heroine
Rating 6.6322 Users
Kimomen Demo Kyokon nara Kokuminteki Idol Group o Harem ni Dekiru!? ~Gokujou Ma*ko o Hitorijime! Shasei Shimakuri Harama Sousenkyo♪~
Kimomen Demo Kyokon nara Kokuminteki Idol Group o Harem ni Dekiru!? ~Gokujou Ma*ko o Hitorijime! Shasei Shimakuri Harama Sousenkyo♪~
NAN%
Tags
  • Heroine with Gradient Colored Hair
  • Heroine with Slave Tattoo (BDSM)
  • Idol Heroine
  • Production of Pornography (Professional)
  • Triple Boobjob
Rating 6.5723 Users
Shinkon Netorare Seikatsu ~Gomennasai, Anata. Kon
Shinkon Netorare Seikatsu ~Gomennasai, Anata. Kon'yaku, Kekkon, Shussan, Zutto Watashi wa Oji-san ni...~
NAN%
Tags
  • Elderly Sex
  • Netorare
  • Oyaji Hero
  • Stockings
  • Sex on Toilet
Rating 6.6128 Users
Shojo Mama
Shojo Mama
NAN%
Tags
  • Non-blood-related Mother/Son Incest
  • Futanari on Male
  • Clumsy Heroine
  • Domicile
  • Cross-dressing
Rating 6.2420 Users
Immoral Joubo Hazard
Immoral Joubo Hazard
NAN%
Tags
  • Heroine with Old-style Bloomers
  • Sex with Sleepers
  • Blood-related Mother/Son Incest
  • Consensual Phone Sex
  • Incest
Rating 6.0922 Users
The Guts! -Maximum Maternity!-
The Guts! -Maximum Maternity!-
NAN%
Tags
  • Shotacon Heroine
  • Muscular Heroine
  • Co-worker Heroine
  • Protagonist's Boss as a Heroine
  • Shota Protagonist
Rating 7.1031 Users
Majokko Mama
Majokko Mama
44%
Tags
  • Heroine with Tentacles
  • Mahou Shoujo Heroine
  • Protagonist's Blood-related Mother as a Heroine
  • Blood-related Mother/Son Incest
  • Sex with Monster Girls
Rating 5.3914 Users
Fudeoroshi Sensei
Fudeoroshi Sensei
43%
Tags
  • Dormitory Manager Heroine
  • Protagonist's Blood-related Mother as a Heroine
  • School Nurse Heroine
  • Nympho Heroine
  • Changeable Font
Rating 5.5320 Users
Ai Suru Musuko no Shitsukekata ~Mama-tachi no Otoko no Ko M Ka Kyouiku~
Ai Suru Musuko no Shitsukekata ~Mama-tachi no Otoko no Ko M Ka Kyouiku~
41%
Tags
  • Straight Shotacon
  • Protagonist's Blood-related Mother as a Heroine
  • Shotacon
  • Shota Protagonist
  • Female Domination
Rating 5.3428 Users
Tenshi no Milk Tank ~Futanari LL Set~
Tenshi no Milk Tank ~Futanari LL Set~
40%
Tags
  • Autofellatio
  • Futanari on Futanari
  • Angel Heroine
  • Only Futanari Heroines
  • Futanari Protagonist
Rating 5.8621 Users
Majo-gari no Kishi ~Jinkaku Ten
Majo-gari no Kishi ~Jinkaku Ten'i no Ori~
38%
Tags
  • Brother/Sister Incest
  • Medieval Fantasy
  • Body Swapping
  • Gaping
  • Incest
Rating 6.0823 Users
Princess Ultima ~Chijo to Noroi no Yubiwa~
Princess Ultima ~Chijo to Noroi no Yubiwa~
34%
Tags
  • Princess Protagonist
  • Lesbian Rape
  • Non-consensual Erotic Humiliation
  • Butler Hero
  • Perverted Protagonist
Rating 5.7832 Users
Otouto Shibori ~Ane-tachi no Sei Kyouiku~
Otouto Shibori ~Ane-tachi no Sei Kyouiku~
34%
Tags
  • Shotacon
  • Pegging
  • Footjob
  • Shota Protagonist
  • Oneesan-type Heroine
Rating 6.1222 Users
Beppin Mama ~Love Love Boshi Yuugi~
Beppin Mama ~Love Love Boshi Yuugi~
33%
Tags
  • Blood-related Aunt/Nephew Incest
  • Only Older Heroines
  • Protagonist's Aunt as a Heroine
  • Heroine with Anal Hair
  • Straight Shotacon
Rating 6.3744 Users
Ane ni mo Makezu ~Onee-chans wa Shigekiteki!~
Ane ni mo Makezu ~Onee-chans wa Shigekiteki!~
33%
Tags
  • Heroine with Bodystocking
  • Oyakodon
  • Heroine with Leotard
  • School Sports Club Member Heroine
  • Protagonist's Blood-related Sister as a Heroine
Rating 6.2631 Users
Sokubaku Suru Ane
Sokubaku Suru Ane
32%
Tags
  • Brother/Sister Incest
  • Flat Tints Only
  • Female Domination
  • Pantyjob
  • Pegging
Rating 6.0923 Users
Musuko no Inbou ni Chietsu Suru Haha ~ Mama o Gifu ni Watasanai!
Musuko no Inbou ni Chietsu Suru Haha ~ Mama o Gifu ni Watasanai!
32%
Tags
  • Protagonist's Blood-related Mother as a Heroine
  • Blood-related Mother/Son Incest
  • Netori
  • Only Blood-related Heroines
  • Only Older Heroines
Rating 5.9526 Users
Kimomen Demo Kyokon nara Kokuminteki Idol Group o Harem ni Dekiru!? ~Gokujou Ma*ko o Hitorijime! Shasei Shimakuri Harama Sousenkyo♪~
Kimomen Demo Kyokon nara Kokuminteki Idol Group o Harem ni Dekiru!? ~Gokujou Ma*ko o Hitorijime! Shasei Shimakuri Harama Sousenkyo♪~
31%
Tags
  • Heroine with Gradient Colored Hair
  • Heroine with Slave Tattoo (BDSM)
  • Idol Heroine
  • Production of Pornography (Professional)
  • Triple Boobjob
Rating 6.5723 Users
Shojo Mama
Shojo Mama
30%
Tags
  • Non-blood-related Mother/Son Incest
  • Futanari on Male
  • Clumsy Heroine
  • Domicile
  • Cross-dressing
Rating 6.2420 Users
The Guts! -Maximum Maternity!-
The Guts! -Maximum Maternity!-
30%
Tags
  • Shotacon Heroine
  • Muscular Heroine
  • Co-worker Heroine
  • Protagonist's Boss as a Heroine
  • Shota Protagonist
Rating 7.1031 Users
One x Shota
One x Shota
30%
Tags
  • Elementary School Student Hero
  • Sex Involving Children
  • Straight Shotacon
  • Shota Hero
  • Summer
Rating 6.9023 Users
Son of a ☆ Bitch ~Saotome Nobara-chan, Maji Bitch!~
Son of a ☆ Bitch ~Saotome Nobara-chan, Maji Bitch!~
29%
Tags
  • Male on Trap
  • Student Council President Heroine
  • Legwear Footjob
  • Group Sex of Multiple Females and Males
  • Female Domination
Rating 6.2025 Users
♥ri no Natsuyasumi ~Oji-san Kansatsu Nikki~
♥ri no Natsuyasumi ~Oji-san Kansatsu Nikki~
28%
Tags
  • Mesugaki Heroine
  • Heroine with Tan Lines
  • Countryside
  • Uncle/Niece Incest
  • Sex Involving Children
Rating 6.5442 Users
Eroge Shiyou yo!
Eroge Shiyou yo!
28%
Tags
  • Romancing a Family
  • Production of Pornography (Drawn)
  • Otaku Protagonist
  • Armpit Sex
  • Twin Handjob
Rating 5.8627 Users
Doutei Clinic ~Fudeoroshi wa Omakase Kudasai~
Doutei Clinic ~Fudeoroshi wa Omakase Kudasai~
27%
Tags
  • Protagonist with Phimosis
  • Protagonist with Health Issues
  • Hospital
  • Straight Shotacon
  • Swimming Club
Rating 6.7837 Users
Hitozuma Dorei Kissa 2
Hitozuma Dorei Kissa 2
27%
Tags
  • Rape with Blackmail
  • Blackmail
  • Waitress Heroine
  • Lactation During Sex
  • Group Sex of Multiple Females and Males
Rating 5.7922 Users
Yandere Onee-chan no Otouto Shiiku Nikki
Yandere Onee-chan no Otouto Shiiku Nikki
26%
Tags
  • Only Protagonist's Sisters as Heroine(s)
  • Yandere Heroine
  • Jealousy
  • Heroine with Psychological Problems
  • Blood-related Brother/Sister Incest
Rating 6.1242 Users
Oppai Kaijuu Akanegon ~Katei Kyoushi wa do S Chijo~
Oppai Kaijuu Akanegon ~Katei Kyoushi wa do S Chijo~
26%
Tags
  • Shota Protagonist
  • Straight Shotacon
  • Female Domination
  • Impregnation
  • Nympho Heroine
Rating 6.7126 Users
Boku no Hitozuma Onee-san ~M na Hitozuma x S na Miboujin~
Boku no Hitozuma Onee-san ~M na Hitozuma x S na Miboujin~
25%
Tags
  • Shota Protagonist
  • Straight Shotacon
  • Sister/Sister Incest
  • Heroine with Garter Belt
  • Widow Heroine
Rating 6.8920 Users
Shin Genre Esudere!!
Shin Genre Esudere!!
25%
Tags
  • Former All-girls School
  • Heroine with Intake Hairstyle
  • Heroine with Eyepatch
  • Kneepit Sex
  • Ojousama Heroine
Rating 6.8522 Users

Uchuu Kaizoku Kagura 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 (44 total)

NameScoreImportanceWeight
Space Pirate Heroine3.003.7311.18
Heroine with Visible Panties3.002.116.33
Robot Heroine3.002.016.02
Space2.502.285.70
Protagonist with Phimosis2.002.785.56
Spaceship2.502.195.47
Cross-dressing2.001.943.89
Footjob2.001.903.81
Blood-related Brother/Sister Incest2.501.493.73
Shota Protagonist2.001.843.69
Only One Good Ending2.001.843.68
Kidnapping2.001.783.57
Princess Heroine2.001.763.53
Sexual Slavery2.001.643.28
Pegging1.671.963.27
Female Domination2.251.443.24
Science Fiction2.001.523.04
Masturbation2.001.513.02
Strap-on Dildos1.501.712.57
Futanari on Male1.002.452.45
Cock and Ball Torture1.002.402.40
Blowjob2.001.142.27
Sex Change1.002.222.22
Erotic Spanking1.501.442.16
Standing Sex2.001.062.12
Heroine with Garter Belt1.002.122.12
Torture1.001.911.91
Masturbation in front of an Audience1.001.821.82
Bukkake1.501.211.81
Butterfly1.001.491.49
Sex in Front of an Audience1.001.481.48
Heroine with Zettai Ryouiki1.001.401.40
Tentacle Rape1.001.371.37
Boobjob1.001.341.34
Multiple Endings2.000.671.34
Lactation During Sex1.001.281.28
Cowgirl1.500.841.27
Protagonist with a Face2.000.631.26
Pregnant Sex1.001.181.18
Vibrators1.001.161.16
Shota Hero0.502.011.01
Male Protagonist2.000.300.61
ADV2.000.150.29
2.000.000.00

Traits (82 total)

NameCharactersImportanceWeight
Space Pirate Role13.772.62
Inbreeding Engages in (Sexual)22.212.43
Nurse's Cap Clothes22.092.30
Garter Belt Stockings Clothes31.622.25
Nurse Uniform Clothes22.012.21
Cock and Ball Torture Subject of (Sexual)13.122.17
Masturbation in front of an Audience Engages in (Sexual)21.902.09
Cock and Ball Torture Engages in (Sexual)12.871.99
Pegging Subject of (Sexual)12.851.97
Vaginal/Anal Sexual Toys Subject of (Sexual)21.771.94
Panties Clothes21.701.86
Kemonomimi Hat Clothes12.631.83
Breast Smothering Engages in (Sexual)12.621.82
Forehead Necklace Clothes12.621.81
Mini-dress Clothes21.641.80
Pegging Engages in (Sexual)12.561.78
Whip Items12.521.75
Prince Role12.451.70
Torture Engages in12.391.66
Sex in Front of an Audience Engages in (Sexual)21.501.64
Spanking Engages in (Sexual)12.341.62
Penis Growth Subject of12.331.62
Incest Engages in (Sexual)21.471.61
Nightgown Clothes12.271.57
Seventh Posture Engages in (Sexual)12.191.52
Footjob Subject of (Sexual)12.171.51
Visible Nipples Body12.171.50
Whipping (BDSM) Subject of (Sexual)12.161.50
Tominagi Engages in (Sexual)12.101.46
Thigh-high Stockings Clothes31.051.45
Anal Fingering Engages in (Sexual)12.041.42
Wristband Clothes12.001.39
Princess Role12.001.39
Full Brother Role11.951.35
Cowgirl Subject of (Sexual)30.951.32
Violet Hair21.201.32
Younger Brother Role11.901.32
Atashi Personality11.891.31
Standing Sex Engages in (Sexual)11.861.29
Spanking Subject of (Sexual)11.861.29
Boobjob Subject of (Sexual)11.861.29
Handjob Engages in (Sexual)21.151.27
Detached Sleeves Clothes11.821.26
Non-consensual Sex with Tentacles Engages in (Sexual)11.791.24
Handjob Subject of (Sexual)11.751.21
Footjob Engages in (Sexual)11.721.19
Cowgirl Engages in (Sexual)11.711.19
Anal Fingering Subject of (Sexual)11.711.18
Coat Clothes11.701.18
Doggy Style Engages in (Sexual)11.681.16
Cyan Eyes11.661.15
Nail Polish Body11.611.12
Big Breast Sizes Body11.601.11
Lactation Engages in11.591.10
Older Sister Role11.561.08
Full Sister Role11.561.08
Sex while Being Pregnant Engages in (Sexual)11.541.06
Blowjob Subject of (Sexual)11.521.05
Choker Clothes11.501.04
Seventh Posture Subject of (Sexual)11.471.02
Shoulder-length Hair20.921.01
Blond Hair20.890.98
Masturbation Engages in (Sexual)11.400.97
Hair Tie Clothes11.400.97
Tsurime Eyes11.380.96
Tominagi Subject of (Sexual)11.350.94
Curtained Hair11.300.90
Parted in Middle Hair11.240.86
Watashi Personality11.240.86
Red Eyes11.200.83
Anal Sex Subject of (Sexual)11.190.82
Vaginal Fingering Subject of (Sexual)11.080.75
Boobjob Engages in (Sexual)11.070.74
Parted to Side Hair11.040.72
Green Eyes11.020.71
Spiky Bangs Hair10.990.69
Sidehair Hair10.980.68
Doggy Style Subject of (Sexual)10.920.64
Pale Body40.370.59
Blue Eyes10.810.56
Blowjob Engages in (Sexual)10.760.53
Young-adult Body10.750.52