Yamato looks like a typical guy, but being surrounded by one older sister and two little sisters, he greatly loves his sisters a lot. One day, his older sister Azusa informed that he will be transferring to a girl's boarding school as part of a test case for coeducation initiative. He also has to help the school board chairman's daughter Yurika with various duties. Reluctantly he heads to school and waiting there was his little sisters Aoi and Akane who lived apart from him, as well as his childhood friend Ena who’s like family to him. His little sisters shower him with pent-up love, having not seen their older brother for so long. [From Hau~ Omochikaeri!]
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| Name | Characters | Importance | Weight |
|---|---|---|---|
| Brother Complex Personality | 3 | 2.06 | 2.85 |
| Carefree Personality | 4 | 1.68 | 2.71 |
| One Piece Swimsuit Clothes | 3 | 1.92 | 2.66 |
| Sister Complex Personality | 2 | 2.38 | 2.61 |
| Bikini Clothes | 5 | 1.46 | 2.61 |
| Rubber Band With Beads Clothes | 2 | 2.23 | 2.45 |
| Group Sex Engages in (Sexual) | 4 | 1.51 | 2.44 |
| Pajamas Clothes | 3 | 1.75 | 2.42 |
| Incest Engages in (Sexual) | 4 | 1.47 | 2.36 |
| Popular Role | 3 | 1.64 | 2.27 |
| Beret Clothes | 2 | 1.99 | 2.19 |
| Full Sister Role | 3 | 1.56 | 2.17 |
| Atashi Personality | 2 | 1.91 | 2.10 |
| Schoolmate Role | 2 | 1.90 | 2.09 |
| Short (obsolete) Body | 2 | 1.87 | 2.05 |
| Ballerina Shoes Clothes | 1 | 2.92 | 2.03 |
| Middle Brother Role | 1 | 2.92 | 2.02 |
| Watashi Personality | 4 | 1.25 | 2.02 |
| School Newspaper Club Member Role | 1 | 2.89 | 2.00 |
| Dormitory Manager Role | 1 | 2.86 | 1.98 |
| Mischievous Personality | 2 | 1.72 | 1.89 |
| Sports Shoes Clothes | 2 | 1.72 | 1.89 |
| Unpopular Role | 1 | 2.71 | 1.88 |
| Ribbon Hair Accessory Clothes | 2 | 1.66 | 1.82 |
| Braided Headband Hair | 1 | 2.60 | 1.80 |
| High School Student Role | 7 | 0.85 | 1.77 |
| Camera Items | 1 | 2.55 | 1.77 |
| Sex in Water Engages in (Sexual) | 2 | 1.56 | 1.72 |
| School Nurse Role | 1 | 2.46 | 1.71 |
| Ankle-Strap Shoes Clothes | 1 | 2.44 | 1.69 |
| Bridal Carry Subject of | 1 | 2.42 | 1.68 |
| Maid's Dress Clothes | 2 | 1.51 | 1.66 |
| Ribbon Hair Tie Clothes | 3 | 1.19 | 1.65 |
| Kind Personality | 4 | 1.03 | 1.65 |
| Obsessive Personality | 1 | 2.38 | 1.65 |
| Jitome Eyes | 1 | 2.34 | 1.62 |
| Loud Personality | 1 | 2.31 | 1.60 |
| Flower Clothes | 1 | 2.30 | 1.59 |
| Younger Sister Role | 2 | 1.44 | 1.59 |
| Swimsuit Clothes | 1 | 2.27 | 1.57 |
| Watakushi Personality | 1 | 2.27 | 1.57 |
| Athletics Engages in | 1 | 2.25 | 1.56 |
| Not a Virgin Role | 2 | 1.41 | 1.55 |
| Hairpin Clothes | 2 | 1.40 | 1.54 |
| Chinese Dress Clothes | 1 | 2.20 | 1.52 |
| Knee-high Socks Clothes | 2 | 1.38 | 1.52 |
| Lesbian Sex Engages in (Sexual) | 2 | 1.38 | 1.52 |
| Charismatic Personality | 1 | 2.16 | 1.50 |
| Shoulder-length Hair | 4 | 0.92 | 1.48 |
| Mary Jane Clothes | 1 | 2.12 | 1.47 |
| School Uniform Clothes | 6 | 0.75 | 1.47 |
| Lace Lingerie Clothes | 1 | 2.10 | 1.45 |
| Sports Uniform Clothes | 1 | 2.10 | 1.45 |
| Honor Student Role | 1 | 2.09 | 1.45 |
| Tiny Braid Hair | 1 | 2.07 | 1.44 |
| Student Council President Role | 1 | 2.07 | 1.43 |
| Curtained Hair | 2 | 1.30 | 1.43 |
| Docile Personality | 1 | 2.04 | 1.42 |
| Small Breast Sizes Body | 1 | 2.00 | 1.39 |
| Yamato Nadeshiko Role | 1 | 2.00 | 1.38 |
| Parted in Middle Hair | 2 | 1.25 | 1.37 |
| Virgin Sex Engages in (Sexual) | 4 | 0.85 | 1.37 |
| Sidehair Hair | 3 | 0.98 | 1.36 |
| Full Brother Role | 1 | 1.95 | 1.35 |
| Ojousama Role | 1 | 1.95 | 1.35 |
| Classmate Role | 2 | 1.23 | 1.35 |
| Bisexual Role | 1 | 1.94 | 1.35 |
| Airhead Personality | 1 | 1.92 | 1.33 |
| Friend Role | 2 | 1.20 | 1.32 |
| Younger Brother Role | 1 | 1.90 | 1.32 |
| Anal Sex Subject of (Sexual) | 2 | 1.19 | 1.31 |
| Cousin Role | 1 | 1.87 | 1.30 |
| Twin Braids Hair | 1 | 1.87 | 1.29 |
| Blue Eyes | 4 | 0.80 | 1.29 |
| Timid Personality | 1 | 1.86 | 1.29 |
| Maid Role | 1 | 1.84 | 1.27 |
| Homosexual Role | 1 | 1.83 | 1.27 |
| Slim Body | 8 | 0.58 | 1.27 |
| Younger Appearance Body | 1 | 1.82 | 1.26 |
| Lab Coat Clothes | 1 | 1.80 | 1.24 |
| Braid Hair | 1 | 1.78 | 1.23 |
| Boku Personality | 1 | 1.78 | 1.23 |
| Necktie Clothes | 2 | 1.12 | 1.23 |
| Tareme Eyes | 2 | 1.11 | 1.21 |
| Side Tail Hair | 1 | 1.75 | 1.21 |
| Teen Body | 6 | 0.62 | 1.21 |
| Older Brother Role | 1 | 1.73 | 1.20 |
| Hoodie Clothes | 1 | 1.70 | 1.18 |
| Stoic Personality | 1 | 1.70 | 1.18 |
| Naive Personality | 1 | 1.69 | 1.17 |
| Loyal Personality | 1 | 1.69 | 1.17 |
| Shorts Clothes | 1 | 1.68 | 1.16 |
| Parted to Side Hair | 2 | 1.05 | 1.15 |
| Thigh-high Stockings Clothes | 2 | 1.04 | 1.15 |
| Teasing Subject of | 1 | 1.65 | 1.14 |
| Relaxed Personality | 1 | 1.64 | 1.13 |
| Sweater Clothes | 1 | 1.63 | 1.13 |
| Shy Personality | 1 | 1.62 | 1.12 |
| Drinking Engages in | 1 | 1.61 | 1.12 |
| Senpai Role | 1 | 1.61 | 1.12 |
| Apron Clothes | 1 | 1.58 | 1.10 |
| Spiky Bangs Hair | 2 | 1.00 | 1.10 |
| Kimono Clothes | 1 | 1.57 | 1.09 |
| Older Sister Role | 1 | 1.56 | 1.08 |
| Cunnilingus Engages in (Sexual) | 1 | 1.55 | 1.08 |
| Hard Worker Personality | 1 | 1.54 | 1.07 |
| Energetic Personality | 1 | 1.52 | 1.05 |
| Cowgirl Subject of (Sexual) | 2 | 0.95 | 1.05 |
| Straight Hair | 2 | 0.94 | 1.04 |
| Serious Personality | 1 | 1.49 | 1.03 |
| Pissing Engages in (Sexual) | 1 | 1.47 | 1.02 |
| Doggy Style Subject of (Sexual) | 2 | 0.92 | 1.02 |
| Blouse Clothes | 1 | 1.46 | 1.01 |
| Headband Clothes | 1 | 1.45 | 1.01 |
| Twin Blowjob Engages in (Sexual) | 1 | 1.45 | 1.00 |
| Brown Eyes | 2 | 0.90 | 0.99 |
| Pantyhose Clothes | 1 | 1.42 | 0.99 |
| V Bangs Hair | 1 | 1.41 | 0.98 |
| Blond Hair | 2 | 0.89 | 0.98 |
| Blunt Bangs Hair | 1 | 1.40 | 0.97 |
| Tsurime Eyes | 1 | 1.38 | 0.96 |
| Kid Body | 1 | 1.37 | 0.95 |
| Brown Hair | 3 | 0.68 | 0.95 |
| Wavy Hair | 1 | 1.36 | 0.94 |
| White Hair | 1 | 1.33 | 0.92 |
| Pink Hair | 1 | 1.33 | 0.92 |
| Waist Length+ Hair | 2 | 0.81 | 0.89 |
| Sex in Public Places Engages in (Sexual) | 1 | 1.26 | 0.87 |
| Childhood Friend Role | 1 | 1.26 | 0.87 |
| Dress Clothes | 1 | 1.25 | 0.87 |
| Friendly Personality | 1 | 1.22 | 0.84 |
| Violet Hair | 1 | 1.19 | 0.83 |
| Blue Hair | 1 | 1.19 | 0.83 |
| Group Sex of One Male and Several Females Engages in (Sexual) | 1 | 1.17 | 0.81 |
| Cunnilingus Subject of (Sexual) | 1 | 1.16 | 0.81 |
| Outdoor Sex Engages in (Sexual) | 1 | 1.16 | 0.80 |
| Twin Tails Hair | 1 | 1.13 | 0.78 |
| Pale Body | 7 | 0.37 | 0.77 |
| Violet Eyes | 1 | 1.05 | 0.72 |
| Amber Eyes | 1 | 1.03 | 0.71 |
| Blowjob Engages in (Sexual) | 1 | 0.76 | 0.53 |
| Young-adult Body | 1 | 0.76 | 0.53 |
| Short Hair | 1 | 0.61 | 0.42 |
| 5 | 0.00 | 0.00 |