Custom Reido 4


TitleCustom Reido 4
Original titleカスタムレイド4
AliasesCustom Slave 4
LengthLong (30 - 50 hours)
Publishers Kiss
Custom Reido V
Same series
Custom Reido F


One day, a devil, which has been sealed up for a long period of time, suddenly comes out and starts destroying the world. To prevent him from coming back to life completely, humans need to protect the magical school, which keeps the soul of the devil. The key to fighting against the devil is inexperienced soldiers since they will absorb the power when they have sex with someone powerful. The main character is the one who injects the power...

[From ErogeShop]

New game in the slave training game series by KISS.

Now a tower defence game.


Kazuma Furiido
Kazuma Furiidoカズマ フリード 
MeasurementsHeight: 157cm, Weight: 64kg
Hair, Black, Short
Eyes, Hidden
Body, Young-adult
Clothes, Trousers, T-shirt
Role, Nameable, Orphan, Teacher
Engages in, Planning


Descendant of a hero that holds a huge magical power.
He starts working as a teacher in the magical academy so that he can provide energy to one of his students. He also commands the resistance forces that fight against the revival of the demon lord.

Main characters

Eri Shinjou
Eri Shinjouエリ シンジョウ 
MeasurementsHeight: 165cm, Weight: 52kg, Bust-Waist-Hips: 89-58-82cm
Hair, Blond, Braid, Bun, Shoulder-length
Eyes, Amber, Tareme
Body, Average Height, E+ Cup, Pale, Slim, Teen
Clothes, Belt, Chain Jewellery, Gloves, Hat, Military Uniform, Miniskirt, Necktie, Shirt, Shorts, Thigh-high Stockings, Watch
Items, Sword
Personality, Boku
Role, Betrothed, Not a Virgin, Soldier, Teacher
Engages in, Fighting, Infidelity, Masochism, Swordsmanship
Engages in (Sexual), Blowjob, Group Sex, Handjob, Masturbation
Subject of (Sexual), Anal Sex, Bondage Sex, Doggy Style, Sitting Sex, Standing Sex
Releases> Main character - r8887:Custom Reido 4 +
> Main character - r13457:Custom Reido 4 SE
Voiced byKono Kanami


An experienced fighter that joined the school as a battle instructor. She has a fiancée.

In battle she is a sword dancer. She has a skill that cuts enemy HP in half, even for bosses.

NOTE: She was added in the expansion Custom Reido 4+.

Clothes, School Uniform, Swimsuit, Thigh-high Stockings, Uniform
Role, Customizable Appearance, Exhibitionist, High School Student, Magician, Nameable, Orphan, Submissive Partner
Engages in, Cosplay, Fighting, Masochism
Subject of, Avoidable Rape, Being Drugged, Hypnotism, Tentacle Rape
Engages in (Sexual), Blowjob, Deepthroat, Group Sex, Masturbation, Sex with Others
Subject of (Sexual), Anal Sex, Bondage Sex, Doggy Style, Missionary, Multiple Penetration, Seventh Posture
Voiced byArisugawa Miyabi (Yamato Nadeshiko personality, added in Custom Reido 4++)
Asakura Kanami (Personality C, added in Custom Reido 4+)
Himari (Tenshin Ranman personality, added in Custom Reido 4+)
Isshiki Hikaru (Personality B, original game)
Momoi Ichigo (Personality A, original game)


When she was a kid she was saved by Kazuma when a demon attacked her village and killed her parents.
She was chosen to participate in a ritual that grants huge magical power, but to get it she has to receive Kazuma's semen.

In battle she is the strongest unit, since her stats can be constantly improved by having sex. She can be of any of the 8 standard classes or can chose some exclusive advanced classes after they are unlocked.

NOTE: Image shows the default appearance, but the character is totally customizable: name, body type, hair style and color, breast size, eye color, skin tone...

Kagura Charlotte
Kagura Charlotteカグラ シャーロット 
MeasurementsHeight: 162cm, Weight: 52kg, Bust-Waist-Hips: 86-55-85cm
Hair, Blond, Waist Length+
Eyes, Blue
Body, Teen
Clothes, School Uniform, Thigh-high Stockings
Items, Longsword
Personality, Modern Tsundere
Role, High School Student, Knight, Noble, Wealthy
Engages in, Fighting
Engages in (Sexual), Blowjob, Boobjob, Virgin Sex
Subject of (Sexual), Cowgirl, Sitting Sex
Voiced byAoyama Yukari


Daughter of an aristocrat family. She likes cats, but unfortunately is allergic to them.

In battle, she is a knight with a bigger area of attack.

Kisara Furiido
Kisara Furiido希沙良 フリード 
MeasurementsHeight: 161cm, Bust-Waist-Hips: 92-51-84cm
Hair, Brown, Long, Red
Eyes, Amber
Body, Young-adult
Clothes, Belt, Coat, Hat, Headband, Miniskirt, Thigh-high Stockings, T-shirt
Role, Alchemist, Orphan, Sorcerer / Sorceress, Teacher
Engages in, Fighting
Engages in (Sexual), Blowjob, Intercrural Sex, Sixty-nine, Virgin Sex
Subject of (Sexual), Doggy Style
Voiced byYoshikawa Kana


Old friend of Kazuma. She came back to the school to become a teacher after traveling around the world.

In battle she is a sorceress with increased area of attack.

Side characters

MeasurementsHeight: 141cm, Bust-Waist-Hips: 73-52-75cm
Hair, Sidehair, Straight, V Bangs, Waist Length+, White
Eyes, Red
Body, Teen, Younger Appearance
Clothes, Dress, No Panties
Personality, Arrogant, Mature, Secretive, Sweets Lover
Role, Immortal, Magician, Principal, Telepath
Subject of, Rape
Engages in (Sexual), Blowjob, Intercrural Sex, Masturbation
Subject of (Sexual), Bondage Sex, Cowgirl
Voiced byChatani Yasura


The school principal. She looks like a kid, but is actually very old.
She loves strawberry milk.

Ashley Furiido
Ashley Furiidoアシュリー フリード 
MeasurementsHeight: 163cm, Weight: 56kg
Hair, Beard, Long, White
Eyes, Amber
Body, Average Height, Old
Clothes, Cape, Robe
Personality, Smart
Role, Magician
Voiced byUeki Tooru


Old friend of Kazuma. He took care of him and Kisara when they were young. He is the one that summoned Kazuma back to the school to save the world.

MeasurementsHeight: 162cm, Weight: 100kg, Bust-Waist-Hips: 87-56-78cm
Hair, Blond, Long
Eyes, Green
Body, Young-adult
Clothes, Detached Sleeves, Gloves, Miniskirt, Plate Armor, Thigh-high Stockings, T-shirt
Items, Sniper Rifle
Role, Robot, Sniper
Engages in, Fighting
Engages in (Sexual), Virgin Sex
Subject of (Sexual), Missionary
Voiced byKusunoki Suzune


A robot girl considered a weapon of mass destruction. She was sent from the government to aid in the battle.

In battle, she is a powerful sniper, but since she isn't human she can be healed.

Konohana Yuyuyu
Konohana Yuyuyu此花 ゆゆゆ 
MeasurementsHeight: 138cm, Weight: 34kg, Bust-Waist-Hips: 70-52-76cm
Hair, Green, Twin Tails, Violet, Waist Length+
Body, AA Cup, Kid
Clothes, Beret, Clothing with Ribbons, Dress, Thigh-high Stockings
Role, Magician, Mahou Shoujo
Engages in, Fighting
Subject of, Amnesia
Voiced byNaruse Mia


A strange, yet powerful magician. She likes acting as the magical girls of the animes that she watch.

In battle she is a wizard with improved spell reach and power.