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 | 2.70 |
| One Piece Swimsuit Clothes | 3 | 1.92 | 2.66 |
| Bikini Clothes | 5 | 1.46 | 2.62 |
| Sister Complex Personality | 2 | 2.38 | 2.61 |
| Rubber Band With Beads Clothes | 2 | 2.22 | 2.44 |
| Pajamas Clothes | 3 | 1.75 | 2.43 |
| Group Sex Engages in (Sexual) | 4 | 1.50 | 2.42 |
| Incest Engages in (Sexual) | 4 | 1.47 | 2.36 |
| Popular Role | 3 | 1.63 | 2.26 |
| Beret Clothes | 2 | 1.99 | 2.19 |
| Full Sister Role | 3 | 1.57 | 2.17 |
| Atashi Personality | 2 | 1.91 | 2.10 |
| Schoolmate Role | 2 | 1.89 | 2.08 |
| Short (obsolete) Body | 2 | 1.86 | 2.05 |
| Ballerina Shoes Clothes | 1 | 2.92 | 2.03 |
| Middle Brother Role | 1 | 2.92 | 2.02 |
| Watashi Personality | 4 | 1.26 | 2.02 |
| School Newspaper Club Member Role | 1 | 2.89 | 2.00 |
| Dormitory Manager Role | 1 | 2.86 | 1.98 |
| Mischievous Personality | 2 | 1.73 | 1.90 |
| Sports Shoes Clothes | 2 | 1.72 | 1.89 |
| Unpopular Role | 1 | 2.70 | 1.87 |
| Ribbon Hair Accessory Clothes | 2 | 1.65 | 1.82 |
| Braided Headband Hair | 1 | 2.59 | 1.80 |
| Camera Items | 1 | 2.56 | 1.77 |
| High School Student Role | 7 | 0.85 | 1.77 |
| Sex in Water Engages in (Sexual) | 2 | 1.56 | 1.72 |
| School Nurse Role | 1 | 2.47 | 1.71 |
| Ankle-Strap Shoes Clothes | 1 | 2.44 | 1.69 |
| Bridal Carry Subject of | 1 | 2.43 | 1.69 |
| Maid's Dress Clothes | 2 | 1.51 | 1.66 |
| Obsessive Personality | 1 | 2.39 | 1.66 |
| Kind Personality | 4 | 1.03 | 1.65 |
| Ribbon Hair Tie Clothes | 3 | 1.19 | 1.65 |
| Jitome Eyes | 1 | 2.33 | 1.62 |
| Loud Personality | 1 | 2.31 | 1.60 |
| Flower Clothes | 1 | 2.29 | 1.59 |
| Younger Sister Role | 2 | 1.44 | 1.59 |
| Swimsuit Clothes | 1 | 2.27 | 1.57 |
| Watakushi Personality | 1 | 2.27 | 1.57 |
| Not a Virgin Role | 2 | 1.42 | 1.56 |
| Athletics Engages in | 1 | 2.25 | 1.56 |
| 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 | 1.51 |
| 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 | 1.46 |
| Lace Lingerie Clothes | 1 | 2.09 | 1.45 |
| Sports Uniform Clothes | 1 | 2.09 | 1.45 |
| Honor Student Role | 1 | 2.08 | 1.44 |
| Tiny Braid Hair | 1 | 2.07 | 1.43 |
| Student Council President Role | 1 | 2.07 | 1.43 |
| Curtained Hair | 2 | 1.30 | 1.43 |
| Docile Personality | 1 | 2.04 | 1.42 |
| Yamato Nadeshiko Role | 1 | 2.00 | 1.38 |
| Small Breast Sizes Body | 1 | 1.99 | 1.38 |
| Parted in Middle Hair | 2 | 1.25 | 1.38 |
| 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 |
| Bisexual Role | 1 | 1.95 | 1.35 |
| Classmate Role | 2 | 1.23 | 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 |
| Blue Eyes | 4 | 0.80 | 1.29 |
| Twin Braids Hair | 1 | 1.86 | 1.29 |
| Timid Personality | 1 | 1.86 | 1.29 |
| Maid Role | 1 | 1.84 | 1.28 |
| 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 | 1.25 |
| Braid Hair | 1 | 1.78 | 1.24 |
| Boku Personality | 1 | 1.78 | 1.24 |
| Necktie Clothes | 2 | 1.11 | 1.22 |
| Tareme Eyes | 2 | 1.10 | 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 | 1.71 | 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 | 1.16 |
| Teasing Subject of | 1 | 1.66 | 1.15 |
| Thigh-high Stockings Clothes | 2 | 1.04 | 1.14 |
| Sweater Clothes | 1 | 1.64 | 1.14 |
| Relaxed Personality | 1 | 1.64 | 1.13 |
| Drinking Engages in | 1 | 1.62 | 1.12 |
| Shy Personality | 1 | 1.62 | 1.12 |
| Senpai Role | 1 | 1.61 | 1.12 |
| Spiky Bangs Hair | 2 | 1.00 | 1.10 |
| Apron Clothes | 1 | 1.59 | 1.10 |
| Kimono Clothes | 1 | 1.56 | 1.08 |
| 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 | 0.95 | 1.04 |
| Serious Personality | 1 | 1.49 | 1.03 |
| Blouse Clothes | 1 | 1.47 | 1.02 |
| Doggy Style Subject of (Sexual) | 2 | 0.93 | 1.02 |
| Pissing Engages in (Sexual) | 1 | 1.46 | 1.02 |
| Headband Clothes | 1 | 1.45 | 1.00 |
| 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 | 0.97 |
| 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 | 0.85 |
| 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 | 1.04 | 0.72 |
| Amber Eyes | 1 | 1.03 | 0.71 |
| Young-adult Body | 1 | 0.76 | 0.53 |
| Blowjob Engages in (Sexual) | 1 | 0.76 | 0.53 |
| Short Hair | 1 | 0.61 | 0.42 |
| 5 | 0.00 | 0.00 |