---
title: "Gaku ☆ Ou -It's Heartful Days!!-"
description: "Mini-fandisk to Gaku ☆ Ou -The Royal Seven Stars-, consists of 4 short after story of each heroine.  Sold during Summer Comiket 82 (C82), in 2012."
image: "https://t.vndb.org/cv/18/26318.jpg"
---

# Gaku ☆ Ou -It's Heartful Days!!-

![Gaku ☆ Ou -It's Heartful Days!!-](https://t.vndb.org/cv/18/26318.jpg)

**Alternative Title:** 学☆王 -It’s Heartful Days!!-

**Aliases:** Gaku ♥ Ou -It's Heartful Days!!-, 学♥王 -It's Heartful Days!!-, がく♥おー, GackOh, Gaku Oh, Gakuoh

**Developer:** Lump of Sugar

**Release date:** Aug 10, 2012

**Platform:** Windows

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

**Rating:** 6.9/10 (50 votes)

## Description
Mini-fandisk to Gaku ☆ Ou -The Royal Seven Stars-, consists of 4 short after story of each heroine.

Sold during Summer Comiket 82 (C82), in 2012.

## Characters
### Hiroto (大陸)
His class year: 5th.

- **Gender:** Male
- **Measurements:** Height: 176cm, Weight: 61kg
- **Hair:** Black, Short, Spiky
- **Eyes:** Brown, Tsurime
- **Body:** Teen, Pale
- **Clothes:** School Uniform, Suit, Necktie, Sports Uniform
- **Personality:** Airhead, Friendly
- **Role:** Husband, Son, Full Brother, Prince, Teacher, Classmate, Senpai, Kouhai, Extraterrestrial, High School Student, Older Brother
- **Engages in:** Bridal Carry

### Annemarie Lohenstein (アンネマリー・ローエンシュタイン)
Her favorite food: Sausage, Le Pudding a la mode.
Her disliked food: Nothing special.
Her class year: 3rd.
Her favourite subject: Domestic science.
Her weak subject: Social Studies.

- **Gender:** Female
- **Aliases:** Anne, アンネ, Maruru, まるる
- **Measurements:** Height: 150cm, Weight: 42kg, Bust-Waist-Hips: 91-59-83cm, G cup
- **Birthday:** 21 January
- **Hair:** Blond, Twin Tails, Ringlet, Spiky Bangs, Ankle Length
- **Body:** Teen, Slim, Pale, Fang, Big Breasts
- **Clothes:** School Uniform, Dress Shoes, Apron, Dress, Miniskirt, Knee-high Socks, Thigh-high Stockings, Maid's Dress, Collar, Tank Top, Bikini, Cuffs, Lolita, Corset, Naked Apron, Blouse, Ribbon Tie, Body Ribbon, Cross Design, Clothing with Ribbons, Ribbon Hair Tie, Unusual Hair Ornaments, Puffy Sleeves
- **Personality:** Hard Worker, Carefree, Food Lover, Energetic, Curious
- **Engages in:** Cooking, Singing
- **Eyes:** Violet, Tareme
- **Role:** Full Sister, Girlfriend, Waitstaff, Foreigner, Kouhai, High School Student, Pet Owner, Younger Sister, Part-time Worker
- **Items:** Stuffed Toy, Tray
- **Voiced by:** Fujisaki Usa

### Konoe Akari (近衛 光莉)
Her favorite food: [url=http://en.wikipedia.org/wiki/Moyashi]Moyashi[/url] and yogurt.  
Her disliked food: Carbonated drinks, spicy food.
Her class year: 5th.
Her favourite subject: None.
Her weak subject: Arts.

- **Gender:** Female
- **Measurements:** Height: 158cm, Weight: 44kg, Bust-Waist-Hips: 84-58-83cm, D cup
- **Birthday:** 9 May
- **Hair:** Brown, Odango, Twin Tails, Waist Length+, Intake, Spiky Bangs, Twin Braids, Sidehair, Tiny Braid
- **Eyes:** Brown, Tsurime
- **Body:** Teen, Slim, Pale, Fang
- **Clothes:** School Uniform, Dress Shoes, Apron, Mini-dress, Pajamas, Headband, Shirt, Miniskirt, Sport Bloomers, Boots, Thigh-high Stockings, Maid's Dress, Garter Belt Stockings, Naked, Cuffs, Lolita, Sports Uniform, Blouse, Ribbon Tie, Body Ribbon, Cross Design, Clothing with Ribbons, Ribbon Hair Tie, Unusual Hair Ornaments, Puffy Sleeves
- **Personality:** Proactive, Tsundere, Strict, Short-tempered, Genius, Serious
- **Engages in:** Cooking, Bondage
- **Role:** Wife, Granddaughter, Teacher, Classmate, Senpai, Kouhai, High School Student, Tsukkomi
- **Items:** Handbag, Book
- **Voiced by:** Kotorii Yuuka

### Mayuzumi Hinayu (黛 比奈夕)
Her favorite food: Banana, [url=http://en.wikipedia.org/wiki/Chinmi]Chinmi[/url].
Her disliked food: [url=http://en.wikipedia.org/wiki/Natt%C5%8D]Nattou[/url], cheese.
Her class year: 6th.
Her favourite subjects: Math and science subjects in general.
Her weak subjects: Physical Education.

- **Gender:** Female
- **Aliases:** マスターセブン, Master Seven
- **Measurements:** Height: 145cm, Weight: 38kg, Bust-Waist-Hips: 66-51-69cm, AA cup
- **Birthday:** 1 December
- **Hair:** Blue, White, Twin Tails, Shoulder-length, Spiky Bangs
- **Body:** Slim, Pale, Kid, Younger Appearance
- **Clothes:** School Uniform, Dress Shoes, Dress, Pajamas, Evening Gloves, Miniskirt, Lab Coat, Lolita, Sports Uniform, Blouse, Ribbon Tie, Cross Design, Clothing with Ribbons, Flower, Ribbon Hair Tie, Spats, Puffy Sleeves
- **Personality:** Kuudere, Reserved, Genius, Mature
- **Role:** Teacher, Senpai, High School Student
- **Items:** Book, Club
- **Eyes:** Garnet, Tareme
- **Subject of:** Bridal Carry
- **Voiced by:** Kitami Rikka

### Tenguuji Aquarius Uzuki (天宮寺・アクアリウス・海月)
Her favorite food: Pasta.
Her disliked food: Bell pepper, [url=http://en.wikipedia.org/wiki/Bitter_melon#Culinary_uses]Bitter melon[/url].
Her class year: 5th.
Her favourite subject: Physical education.
Her weak subjects: Math and science subjects in general.

- **Gender:** Female
- **Measurements:** Height: 164cm, Weight: 45kg, Bust-Waist-Hips: 83-60-87cm, C cup
- **Birthday:** 17 February
- **Hair:** Blue, Ponytail, Curtained, Straight, Side Tail, Spiky Bangs, Parted to Side, Ankle Length, Sidehair
- **Body:** Teen, Slim, Pale, Fang
- **Clothes:** School Uniform, Sweater, Apron, Dress, Necklace, Evening Gloves, Gloves, Miniskirt, Sport Bloomers, Boots, Pantyhose, Half-naked, Wedding Dress, One Piece Swimsuit, Detached Sleeves, Lolita, Sports Uniform, Blouse, Cravat, Strapless Dress, Ribbon Tie, Cross Design, Clothing with Ribbons, Flower, Veil, Ribbon Hair Tie, Puffy Sleeves
- **Eyes:** Violet, Tsurime
- **Personality:** Carefree, Friendly, Tomboy, Energetic, Atashi
- **Role:** Wife, Classmate, Wealthy, High School Student, Pianist, Ojousama
- **Engages in:** Swimming, Wedding, Badminton
- **Voiced by:** Bara Yuri

### Alpaca-san (アルパカさん)
[url=/c2731]Annemarie[/url]'s pet (?) alpaca (?) who follows her everywhere.

- **Gender:** Unknown
- **Hair:** Wavy
- **Body:** Wings, Fur, Tiny, Non-Humanoid
- **Clothes:** Bell (accessory), Ribbon Tie
- **Engages in:** Not Sexually Involved
- **Eyes:** Round
- **Role:** Sheep

### Erkenbert Lohenstein (エルケンバート・ローエンシュタイン)
His class year: 6th.
His favourite food: [url=https://en.wikipedia.org/wiki/Konjac#Cultivation_and_use]Konnyaku[/url], Ginger.
His disliked food: [url=https://en.wikipedia.org/wiki/Sauerkraut]Sauerkraut[/url].
His favourite subject: Foreign languages.
His weak subject: Domestic science, Music.

- **Gender:** Male
- **Aliases:** Eroken-senpai, エロケン先輩
- **Measurements:** Height: 168cm, Weight: 57kg
- **Birthday:** 30 April
- **Hair:** Blond, Short, Spiky Bangs
- **Body:** Teen, Slim, Pale, Younger Appearance
- **Clothes:** School Uniform, Trousers, Necktie, Cross Design
- **Eyes:** Violet, Tareme
- **Personality:** Boku, Pervert, Pretending, Docile
- **Role:** Full Brother, Foreigner, Senpai, High School Student, Older Brother
- **Engages in:** Graduation
- **Voiced by:** Oosaka Ryouta

### Konoe Genjuurou (近衛 源十郎)
His favorite food: Simmered mackerel.
His disliked food: Mochi (rice cake).

- **Gender:** Male
- **Birthday:** 15 September
- **Hair:** Short, Moustache, Multicolored, Grey, Spiky
- **Body:** Pale, Old, Overweight
- **Clothes:** Suit, Necktie
- **Items:** Walking Stick
- **Role:** Grandfather, Principal, Pet Owner
- **Personality:** Smart
- **Eyes:** Itome
- **Voiced by:** Hasu Takeinu

### Onihara Shou (穂仁原 翔)
His class year: 5th.
His favourite food: Gyudon.
His disliked food: Chocolate. (he will have nose bleeding from eating it)
His favourite subject: Social Studies.
His weak subject: Music (though he likes it)

- **Gender:** Male
- **Aliases:** Harasho, ハラショー, マスターX, Master Ten
- **Measurements:** Height: 178cm, Weight: 64kg
- **Birthday:** 20 June
- **Hair:** Brown, Short, Spiky Bangs, Parted to Side
- **Body:** Teen, Slim, Pale, Left Handed
- **Clothes:** School Uniform, Trousers, Cross Design
- **Eyes:** Violet, Tareme
- **Personality:** Ore
- **Role:** Guitarist, Classmate, Senpai, Kouhai, High School Student, Bad Student, Part-time Worker
- **Voiced by:** Ooshita Kouta

## Shops
- [Official Website](http://www.lumpofsugar.co.jp/product/gkhd/index.php)
- [Getchu](http://www.getchu.com/soft.phtml?id=745490)

## Releases
### Japanese
- **2012-08-10**: Gaku ☆ Ou It’s Heartful Days!! - [Official website](http://www.lumpofsugar.co.jp/product/gkhd/index.php), [ErogameScape](https://erogamescape.dyndns.org/~ap2/ero/toukei_kaiseki/game.php?game=17266), [Getchu](http://www.getchu.com/soft.phtml?id=745490), [DMM](https://www.dmm.co.jp/mono/pcgame/-/detail/=/cid=1234apc11973/)
- **2015-05-08**: Gaku ☆ Ou It’s Heartful Days!! - Download Edition - [Official website](http://www.lumpofsugar.co.jp/product/gkhd/index.php), [DMM](https://dlsoft.dmm.co.jp/detail/rosl_0005/)

### Chinese (simplified)
- **2024-01-28**: Gaku ☆ Ou -It's Heartful Days!!- - [Official website](https://2dfan.com/downloads/19089)

## Tags
Sexual Content, ADV, Romance, Kuudere Heroine, Genius Heroine, Protagonist's Senpai as a Heroine, Male Protagonist, Loli Heroine, Ojousama Heroine, Modern Tsundere Heroine, Student Heroine, Under the Same Roof, Tomboy Heroine, Student Protagonist, Protagonist's Kouhai as a Heroine, Other Perspectives, Ponytail Heroine, Sex in Public Places, Foreigner Heroine, Twin Tail Heroine, Alien Protagonist, Cunnilingus, White Haired Heroine, Sex in a Vehicle, Doggy Style, Protagonist's Girlfriend as a Heroine, Outdoor Sex, Petplay, No Gallery, System Time Events, Legwear Footjob, Single Footjob, High School Student Heroine, Heroine with Big Breasts

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- [Tayutama -It's Happy Days-](https://pinovel.net/v1375)
- [Prism Rhythm](https://pinovel.net/v3306)
- [Hello,good-bye](https://pinovel.net/v5316)
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- [Gaku ☆ Ou -It's Heartful Days!!-](https://pinovel.net/v10609)
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---
*View the full details at [pinovel.net/v10609](https://pinovel.net/v10609).*

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