---
title: "Koisuru Otome to Shugo no Tate - The Code Name is \"SHIELD 9\""
description: "Name: Kisaragi Shuuji Parents: Deceased, adopted by the chief of the VIP protection Division of Aigis Job: Bodyguard for Aigis Security Codename: Shield 9 Curre"
image: "https://t.vndb.org/cv/75/102375.jpg"
---

# Koisuru Otome to Shugo no Tate - The Code Name is "SHIELD 9"

![Koisuru Otome to Shugo no Tate - The Code Name is "SHIELD 9"](https://t.vndb.org/cv/75/102375.jpg)

**Alternative Title:** 恋する乙女と守護の楯 The Code Name is "SHIELD 9"

**Aliases:** KoiTate, The Fair lady & Agent in St. THERESIA, Lady in Love and the Guardian Shield

**Developer:** AXL / Team AIGIS

**Release date:** Jun 29, 2007

**Platform:** Windows, Linux, macOS, iOS, Android, PSP, PS2, Switch

**Language:** English, Japanese, Russian, Chinese (simplified)

**Rating:** 7.5/10 (405 votes)

## Description
Name: Kisaragi Shuuji
Parents: Deceased, adopted by the chief of the VIP protection Division of Aigis
Job: Bodyguard for Aigis Security
Codename: Shield 9
Current Assignment:
To infiltrate the St. Theresia Gakuen for girls undercover under the guise of "Yamada Taeko" and protect Kasugazaki Yukino and Tsubakihara Ren against unknown attackers.
Allotted Equipment: Standard gear as well as a bulletproof crossdressing kit.
...
Expected Complication: Shield 9 having problems with pretending to be a girl and interacting with ladies.
Unexpected Complication: Error - data disk failure...

## Characters
### Kisaragi Shuuji (如月 修史)
[spoiler]His old code name before enter Aegis is Orthrus[/spoiler]

- **Gender:** Male
- **Hair:** Black, Short
- **Engages in:** Cross-dressing, Fighting, Investigation, Unarmed Fighting
- **Body:** Teen
- **Personality:** Proactive, Ore, Altruistic, Opposite Gender Voiced
- **Eyes:** Blue
- **Clothes:** Jacket, Kevlar Armor, Sunglasses
- **Items:** Knife, Handgun, Mobile Phone
- **Role:** Husband, Bodyguard, Mercenary, Non-blood-related Brother, Foreigner, Secretary, Non-blood-related Son, Pseudonym
- **Subject of:** Wounding, Unavoidable Other Route Death, Being Drugged, Attempted Homicide
- **Voiced by:** Kugimiya Rie

### Yamada Taeko (山田 妙子)
- **Gender:** Male
- **Measurements:** Height: 163cm
- **Hair:** Red, Long, Spiky Bangs, Parted to Side, Sidehair
- **Engages in:** Cross-dressing, Cooking, Fighting, Investigation, Disguise, Gardening, Massage, Infiltration
- **Body:** Trap, Teen, Slim, Pale
- **Clothes:** School Uniform, Necktie, Thigh-high Stockings, Kevlar Armor, Maid's Dress, Maid's Headdress
- **Personality:** Proactive, Altruistic, Atashi, Opposite Gender Voiced
- **Eyes:** Blue
- **Items:** Knife, Handgun, Mobile Phone
- **Role:** Maid, Bodyguard, High School Student, Secret Identity, Nun
- **Subject of:** Wounding, Teasing, Unavoidable Other Route Death, Sexual Harassment, Being Drugged, Attempted Homicide
- **Voiced by:** Kugimiya Rie

### Ayanokouji Wakana (綾小路 若菜)
PS2/PSP exclusive heroine.

- **Gender:** Female
- **Birthday:** 17 March
- **Hair:** Black, Hime Cut, Curtained, Parted in Middle, Ankle Length
- **Body:** Teen, Slim, Pale
- **Clothes:** School Uniform, Ribbon Tie
- **Eyes:** Red, Tareme
- **Role:** Senpai, Yamato Nadeshiko
- **Personality:** Refined, Kind, Nature Lover, Religious, Docile, Keigo
- **Voiced by:** Tamura Yukari

### Homura Yuuri (穂村 有里)
- **Gender:** Female
- **Measurements:** Height: 159cm
- **Hair:** Waist Length+, Green
- **Eyes:** Brown, Tareme
- **Body:** Teen, Fang
- **Clothes:** School Uniform, Miniskirt, Thigh-high Stockings, Hairpin, Blouse, Pleated Skirt
- **Engages in:** Fighting, Teasing
- **Items:** Knife, Handgun
- **Role:** Bodyguard, Poor, High School Student
- **Subject of:** Wounding, Confinement, Inferiority Complex, Kidnapping, Unavoidable Other Route Death
- **Personality:** Energetic, Watashi, Sensitive
- **Voiced by:** Kisaragi Aoi

### Kasugasaki Yukino (春日崎 雪乃)
- **Gender:** Female
- **Measurements:** Height: 163cm
- **Hair:** Blond, Waist Length+
- **Body:** Teen
- **Clothes:** School Uniform, Headband, Miniskirt, Thigh-high Stockings
- **Engages in:** Cooking, Gardening, Self-sacrifice, Drugging
- **Eyes:** Green
- **Personality:** Modern Tsundere, Strict, Kind, Watashi
- **Role:** Student Club President, Wealthy, University Student, Executive, Ojousama
- **Subject of:** Wounding, Unavoidable Other Route Death, Sexual Harassment, Stalking, Attempted Homicide, Massage
- **Items:** Stun Gun
- **Voiced by:** Aoyama Yukari

### Nakanishi Rio (中西 りお)
PS2/PSP exclusive heroine.

- **Gender:** Female
- **Birthday:** 24 December
- **Hair:** Pink, Twin Tails
- **Body:** Slim, Pale
- **Clothes:** School Uniform, Thigh-high Stockings, Ribbon Hair Accessory
- **Eyes:** Green
- **Voiced by:** Yahagi Sayuri

### Sanada Setsuko (真田 設子)
- **Gender:** Female
- **Measurements:** Height: 160cm
- **Hair:** Violet, Waist Length+
- **Body:** Teen, Slim, Pale
- **Clothes:** School Uniform, Miniskirt, Boots, Pantyhose, Bow Tie, Ribbon Tie, Ribbon Hair Accessory
- **Role:** Villain, Bodyguard, Assassin, High School Student, Antagonist
- **Engages in:** Cooking, Fighting, Murder, Attempted Murder, Infiltration
- **Items:** Knife, Handgun, Grenade
- **Personality:** Pretending, Reserved, Arrogant, Refined, Kind, Confident, Sly, Haraguro, Cruel
- **Subject of:** Unavoidable Other Route Death, Betrayal
- **Eyes:** Pink
- **Voiced by:** Matsuda Risa

### Shinjou Marina (新城 鞠奈)
- **Gender:** Female
- **Measurements:** Height: 147cm
- **Hair:** Blond, Twin Tails, Long, Curtained
- **Body:** Teen
- **Clothes:** School Uniform, Boots, Thigh-high Stockings, Bow Tie, Ribbon Tie, Clothing with Ribbons, Ribbon Hair Accessory
- **Eyes:** Blue, Tareme
- **Role:** Granddaughter, Runaway
- **Subject of:** Teasing, Kidnapping, Unavoidable Other Route Death, Being Drugged
- **Personality:** Rude, Energetic, Immature, Mischievous, Third Person, Talkative
- **Items:** Camera
- **Voiced by:** Hokuto Minami

### Tsubakihara Ren (椿原 蓮)
- **Gender:** Female
- **Measurements:** Height: 161cm
- **Hair:** Blue, Short
- **Body:** Teen
- **Clothes:** School Uniform, Glasses, Headband, T-shirt, Gym Shorts
- **Engages in:** Cooking, Investigation, Basketball
- **Eyes:** Red
- **Role:** Wife, Lawyer, High School Student, Popular, Student Council Vice President
- **Personality:** Tomboy, Energetic, Atashi
- **Subject of:** Unavoidable Other Route Death
- **Voiced by:** Kazane

### Hoshino Urumi (星野 麗美)
- **Gender:** Female
- **Hair:** Brown, Short
- **Eyes:** Brown, Tareme
- **Body:** Teen
- **Clothes:** Skirt, Blouse, Ribbon Tie
- **Role:** Teacher
- **Personality:** Kind
- **Voiced by:** Kono Kanami

### Kachou (課長)
[spoiler]He is the foster father of Shuuji who took care of him from the orphan and trained him to become a bodyguard.[/spoiler]

- **Gender:** Male
- **Alias:** Buchou (部長)
- **Hair:** Black, Beard, Slicked Back
- **Body:** Adult
- **Clothes:** Suit, Necktie, Shirt, Sunglasses, Tie Pin
- **Engages in:** Smoking
- **Role:** Mercenary, Non-blood-related Father, Executive
- **Personality:** Funny
- **Voiced by:** Okazaki Yuu

### Sakuraba Yuu (桜庭 優)
[spoiler]Like Shuuji, Yuu is also a crossdresser but in reality he is an assassin sent by the organization to kidnap Marina. His real name is Liu Xiao Yan.[/spoiler]

- **Gender:** Female
- **Hair:** Blue, Twin Tails, Braid, Braided Hair Loopies
- **Engages in:** Cross-dressing, Fighting, Kidnapping, Drugging, Infiltration
- **Body:** Trap, Teen
- **Clothes:** School Uniform
- **Eyes:** Blue, Tareme
- **Items:** Knife, Handgun, Nunchaku
- **Personality:** Deredere, Pretending
- **Role:** Assassin, Chinese, Secret Identity
- **Voiced by:** Natsuno Koori

### Sasazuka Ryuuhei (笹塚 隆平)
- **Gender:** Male
- **Hair:** Short, Grey
- **Body:** Pale, Young-adult
- **Clothes:** Trousers, Necktie, Shirt, Lab Coat
- **Engages in:** Fighting, Flirting, Infiltration
- **Eyes:** Grey
- **Items:** Throwing Knife, Crossbow
- **Personality:** Pretending, Friendly, Relaxed
- **Role:** Teacher, Bodyguard, Assassin, Homosexual, Popular
- **Voiced by:** Sakiware Spoon

### Sister Lydia (シスター・リディア)
- **Gender:** Female
- **Hair:** Blond, Waist Length+
- **Body:** Teen
- **Eyes:** Blue, Tareme
- **Clothes:** Cross Necklace, Habit, Guimpe
- **Items:** Handgun
- **Personality:** Pretending
- **Role:** Twin Sister, Assassin, Foreigner, Nun
- **Engages in:** Infiltration
- **Voiced by:** Isshiki Hikaru

## Shops
- [Official Website](http://www.axl-soft.jp/products/03/index.html)
- [DLsite](https://www.dlsite.com/pro/work/=/product_id/VJ009661.html)
- [Getchu](http://www.getchu.com/soft.phtml?id=1121645)

## Releases
### Japanese
- **2007-06-29**: Koisuru Otome to Shugo no Tate - The Code Name is "Shield 9" - [Official website](http://www.axl-soft.jp/products/03/index.html), [ErogameScape](https://erogamescape.dyndns.org/~ap2/ero/toukei_kaiseki/game.php?game=8974), [Getchu](http://www.getchu.com/soft.phtml?id=392005), [DMM](https://www.dmm.co.jp/mono/pcgame/-/detail/=/cid=1144axl5003/)
- **2008-11-20**: Koisuru Otome to Shugo no Tate -The shield of AIGIS- Koi no Theresia Box - First Press Limited Edition - [Official website](http://www.alchemist-net.co.jp/products/koitate/), [ErogameScape](https://erogamescape.dyndns.org/~ap2/ero/toukei_kaiseki/game.php?game=10964), [PlayAsia](https://www.play-asia.com/13/702x9u)
- **2008-11-20**: Koisuru Otome to Shugo no Tate -The shield of AIGIS- Regular Edition - [Official website](http://www.alchemist-net.co.jp/products/koitate/), [ErogameScape](https://erogamescape.dyndns.org/~ap2/ero/toukei_kaiseki/game.php?game=10964), [PlayAsia](https://www.play-asia.com/13/702x9t)
- **2010-07-29**: Koisuru Otome to Shugo no Tate Portable - Regular Edition - [Official website](http://www.alchemist-net.co.jp/products/koitate/psp/), [ErogameScape](https://erogamescape.dyndns.org/~ap2/ero/toukei_kaiseki/game.php?game=13798), [PlayAsia](https://www.play-asia.com/13/703tgk)
- **2010-07-29**: Koisuru Otome to Shugo no Tate Portable - Limited Edition - [Official website](http://www.alchemist-net.co.jp/products/koitate/psp/), [ErogameScape](https://erogamescape.dyndns.org/~ap2/ero/toukei_kaiseki/game.php?game=13798), [PlayAsia](https://www.play-asia.com/13/703tgl)
- **2011-12-01**: Koisuru Otome to Shugo no Tate Portable - Download Edition - [Official website](http://www.alchemist-net.co.jp/products/koitate/psp/)
- **2013-03-29**: Koisuru Otome to Shugo no Tate - Renewal Package Edition - [Official website](http://www.axl-soft.jp/products/03/index.html), [Getchu](http://www.getchu.com/soft.phtml?id=765456)
- **2013-03-29**: Koisuru Otome to Shugo no Tate - Renewal Package Edition - Download Edition - [Official website](http://www.axl-soft.jp/products/03/index.html), [DLsite](https://www.dlsite.com/pro/work/=/product_id/VJ009661.html), [Gyutto](https://gyutto.com/i/item5076), [DL.Getchu](http://dl.getchu.com/i/item1004415), [DMM](https://dlsoft.dmm.co.jp/detail/torp_0030/)
- **2014-02-13**: Koisuru Otome to Shugo no Tate - The Code Name is "Shield 9" - [Official website](https://moeapp.net/special/koitate.html), [Google Play](https://play.google.com/store/apps/details?id=net.moeapp.avg.koisuruotome)
- **2014-02-19**: Koisuru Otome to Shugo no Tate - The Code Name is "Shield 9" - [Official website](https://moeapp.net/special/koitate.html), [App Store](https://apps.apple.com/app/id809684126)
- **2017-12-05**: Koisuru Otome to Shugo no Tate - The Code Name is "Shield 9" - [Official website](https://anivisual.net/stuff/2-1-0-4459)
- **2018-07-06**: AXL Pack - [DMM](https://dlsoft.dmm.co.jp/detail/russ_0272pack/)
- **2020-03-27**: Koisuru Otome to Shugo no Tate - Re:boot The "SHIELD-9" - First Press Limited Edition - [Official website](http://products.web-giga.com/koitate/index.html), [ErogameScape](https://erogamescape.dyndns.org/~ap2/ero/toukei_kaiseki/game.php?game=28929), [Getchu](http://www.getchu.com/soft.phtml?id=1074238)
- **2020-03-27**: Koisuru Otome to Shugo no Tate - Re:boot The "SHIELD-9" - First Production Limited Edition - [Official website](http://products.web-giga.com/koitate/index.html), [ErogameScape](https://erogamescape.dyndns.org/~ap2/ero/toukei_kaiseki/game.php?game=28929), [Getchu](http://www.getchu.com/soft.phtml?id=1074244)
- **2021-02-05**: Koisuru Otome to Shugo no Tate - Re:boot Plus - [Official website](http://products.web-giga.com/koitate/special_plus.html), [ErogameScape](https://erogamescape.dyndns.org/~ap2/ero/toukei_kaiseki/game.php?game=30448), [DMM](https://dlsoft.dmm.co.jp/detail/eg_0047/)
- **2021-02-26**: Koisuru Otome to Shugo no Tate - Re:boot The "SHIELD-9" Plus - [Official website](http://products.web-giga.com/koitate/special_plus.html), [Melonbooks.co.jp](https://www.melonbooks.co.jp/detail/detail.php?product_id=796366), [Getchu](http://www.getchu.com/soft.phtml?id=1121645)

### English
- **2009-06-08**: Koisuru Otome to Shugo no Tate - Teaser Patch - [Official website](http://nekorelated.wordpress.com/2009/06/08/aegis-official-releases-2/)
- **2011-12-24**: Koisuru Otome to Shugo no Tate - The Code Name is "Shield 9" - [Official website](http://vltrans.wordpress.com/2011/12/24/release-koitate-rens-patch-v0-6/)

### Chinese (simplified)
- **2011-08-24**: Lian'ai Shaonv yu Shouhu zhi Dun - The Code Name is "Shield 9" - [Official website](http://bbs.seikuu.com/thread-64382-1-1.html)

### Russian
- **2017-12-05**: Koisuru Otome to Shugo no Tate - The Code Name is "Shield 9" - [Official website](https://anivisual.net/stuff/2-1-0-4459)
- **2019-06-16**: Vljubljennaja Deva i ejo Zaschitnik  - Kodovoe Imja "Schit 9" - [Official website](https://vk.com/wall-122858626_632)

## Tags
Sexual Content, ADV, Combat with Firearms, Pistol Combat, Corporations, High School, Knife/Dagger Combat, Dual Wielding Pistols, Combat Archery, Male Protagonist, Adult Protagonist, Multiple Endings, School Life Comedy, Loli Heroine, Lolicon, Father Support Character, Ojousama Heroine, Modern Tsundere Heroine, Student Council, Secret Identity, Assassin Heroine, Homosexual Support Character, Spy Heroine, Student Heroine, School Dormitory, Trap Support Character, Trap Protagonist, All-girls School, Bodyguard Protagonist, Skip Scenes, Heroine with Zettai Ryouiki, Tomboy Heroine, Duel, Protagonist's Kouhai as a Heroine, Branching Plot, Bodyguard Heroine, Energetic Heroine, Proactive Protagonist, Defloration, Only Virgin Heroines, Orphan Protagonist, Pretending Heroine, Game Over, Sixty-nine, Super Deformed CGs, Blowjob, Student Council President Heroine, Cross-dressing, Villainous Heroine, Nun Support Character, Cunnilingus, Student Council Member Heroine, Student Council Member Protagonist, Betrayal, Doggy Style, Heroine with a Fang, Foolish Parent Support Character, Varying Ending Songs, Naked Sprites, Fake Choices, Varied Title Screens, High School Student Heroine, Sex with Protagonist Only, Romance, Crossdressing Protagonist as a Secret, Changeable Font, Jump to Prior Choices, Chosen Choices Marking, Other Perspectives, Unlockable Gallery, Ending Scene Recollection, Music Recollection, Arranged Marriage, Long Common Route, Protagonist with a Face

## More Games from AXL / Team AIGIS
- [Hidamari](https://pinovel.net/v345)
- [Kimi no Koe ga Kikoeru](https://pinovel.net/v364)
- [Koisuru Otome to Shugo no Tate - The Code Name is "SHIELD 9"](https://pinovel.net/v370)
- [Princess Frontier](https://pinovel.net/v1338)
- [Like a Butler](https://pinovel.net/v1313)
- [Kashimashi Communication](https://pinovel.net/v2908)
- [Itoshii Kanojo no Mamorikata](https://pinovel.net/v6242)
- [Dolphin Divers](https://pinovel.net/v9916)
- [Hyakka Ryouran Elixir](https://pinovel.net/v12084)
- [Racial Merge](https://pinovel.net/v14056)
- [Ayakashi Contract](https://pinovel.net/v16882)
- [Koi Suru Otome to Shugo no Tate ~Bara no Seibo~](https://pinovel.net/v18589)
- [Ou no Mimi ni wa Todokanai!](https://pinovel.net/v19929)
- [Ai Yori Aoi Umi no Hate](https://pinovel.net/v20964)
- [Curio Dealer](https://pinovel.net/v22622)
- [Koisuru Otome to Shugo no Tate - The Code Name is "SHIELD 9"](https://pinovel.net/v370)
- [Koisuru Otome to Shugo no Tate - Re:boot The "SHIELD-9"](https://pinovel.net/v26960)

---
*View the full details at [pinovel.net/v370](https://pinovel.net/v370).*

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