Average Rating:7.56
Bayesian Rating:7.49
Total Votes:126
Updated 10 days ago
The long-awaited summer vacation came a few weeks after younger sisters Asahi, Mahiru, Yayoi, and Saya became even closer to their older brother. It’s the beginning of the happy days when he gets to be with his younger sisters all day long! Trading lots of loving kisses during the day! Choosing who gets to bring him a midnight snack and spend the night together with a kiss! The summer vacation in the Seguchi household has just begun! [Edited from [url=https://omochikaeri.wordpress.com/2017/02/01/february-2017-eroge-releases/]Hau~ Omochikaeri!]]
Onii-chan, Kiss no Junbi wa Mada Desu ka? Ecchi no Junbi mo Mada Desu ka? has not appeared in our Steam sample enough to calculate it's similar novels... sorry!
A novel needs atleast 20 owners before it's similarity is calculated.
| Name | Score | Importance | Weight |
|---|---|---|---|
| Pillow Talk | 3.00 | 2.27 | 6.80 |
| Only Protagonist's Sisters as Heroine(s) | 3.00 | 1.99 | 5.97 |
| Protagonist's Full Sister as a Heroine | 3.00 | 1.86 | 5.58 |
| Heroine with Small Breasts (Non-Loli) | 3.00 | 1.71 | 5.12 |
| Elementary School Student Heroine | 2.00 | 2.41 | 4.82 |
| Middle School Student Heroine | 2.00 | 2.37 | 4.74 |
| Blood-related Brother/Sister Incest | 3.00 | 1.48 | 4.45 |
| Kissing Scene | 3.00 | 1.44 | 4.32 |
| Siscon Protagonist | 2.00 | 2.05 | 4.10 |
| Sex Involving Children | 2.00 | 1.95 | 3.90 |
| Classic Tsundere Heroine | 2.00 | 1.71 | 3.43 |
| Sex with Protagonist Only | 3.00 | 1.13 | 3.38 |
| Brocon Heroine | 2.00 | 1.61 | 3.21 |
| High Sexual Content | 3.00 | 1.05 | 3.15 |
| Straight Lolicon | 2.00 | 1.50 | 3.00 |
| Pissing | 2.00 | 1.44 | 2.88 |
| Tsundere Heroine | 2.00 | 1.40 | 2.80 |
| Perverted Heroine | 2.00 | 1.39 | 2.79 |
| Loli Heroine | 2.00 | 1.19 | 2.38 |
| High School Student Heroine | 2.00 | 0.85 | 1.69 |
| Summer | 1.00 | 1.66 | 1.66 |
| Male Protagonist | 2.00 | 0.30 | 0.60 |
| ADV | 2.00 | 0.14 | 0.29 |
| 2.00 | 0.00 | 0.00 |
| Name | Characters | Importance | Weight |
|---|---|---|---|
| Group (4+) Blowjob Engages in (Sexual) | 4 | 2.66 | 4.28 |
| Naizuri Engages in (Sexual) | 3 | 2.57 | 3.56 |
| Middle Sister Role | 3 | 2.51 | 3.48 |
| Brother Complex Personality | 4 | 2.06 | 3.31 |
| Pin-Back Button Clothes | 2 | 2.95 | 3.25 |
| Sex with Protagonist Only Engages in (Sexual) | 5 | 1.68 | 3.00 |
| Incest Engages in (Sexual) | 6 | 1.47 | 2.86 |
| Sex on Toilet Engages in (Sexual) | 3 | 2.03 | 2.82 |
| Pajamas Clothes | 4 | 1.75 | 2.81 |
| Sex in Water Engages in (Sexual) | 5 | 1.56 | 2.80 |
| Popsicle Items | 1 | 3.70 | 2.57 |
| Son Complex Personality | 1 | 3.64 | 2.52 |
| Group (4+) Blowjob Subject of (Sexual) | 1 | 3.64 | 2.52 |
| Full Sister Role | 4 | 1.56 | 2.52 |
| Balls Sucking Engages in (Sexual) | 2 | 2.25 | 2.48 |
| Deredere Personality | 3 | 1.74 | 2.42 |
| Sixth Grader Role | 1 | 3.46 | 2.40 |
| Pissing Engages in (Sexual) | 4 | 1.47 | 2.36 |
| Seventh Grader Role | 1 | 3.38 | 2.35 |
| Daughter Role | 4 | 1.45 | 2.34 |
| Younger Sister Role | 4 | 1.44 | 2.33 |
| Spoons Subject of (Sexual) | 3 | 1.67 | 2.31 |
| Tribadism on Penis Engages in (Sexual) | 2 | 2.08 | 2.29 |
| Bathroom Sex Engages in (Sexual) | 4 | 1.39 | 2.23 |
| Naizuri Subject of (Sexual) | 1 | 3.10 | 2.15 |
| Pantyjob Subject of (Sexual) | 1 | 3.07 | 2.13 |
| Group Sex of One Male and Several Females Engages in (Sexual) | 5 | 1.17 | 2.10 |
| Reverse Spitroast Subject of (Sexual) | 2 | 1.84 | 2.02 |
| Tribadism on Penis Subject of (Sexual) | 1 | 2.86 | 1.98 |
| Hair Tie Clothes | 3 | 1.41 | 1.95 |
| Hairpin Clothes | 3 | 1.40 | 1.94 |
| Oversized Clothing Clothes | 1 | 2.80 | 1.94 |
| Short Shorts Clothes | 2 | 1.75 | 1.92 |
| Anal Sex Subject of (Sexual) | 4 | 1.19 | 1.91 |
| Butterfly Subject of (Sexual) | 4 | 1.17 | 1.89 |
| Sun Hat Clothes | 1 | 2.71 | 1.88 |
| Nipple Sucking Engages in (Sexual) | 2 | 1.70 | 1.86 |
| Vaginal Masturbation Engages in (Sexual) | 2 | 1.68 | 1.85 |
| Nipple Covers Clothes | 1 | 2.63 | 1.83 |
| Small Breasts Body | 2 | 1.66 | 1.82 |
| Pantyjob Engages in (Sexual) | 1 | 2.60 | 1.80 |
| Missionary Subject of (Sexual) | 4 | 1.12 | 1.80 |
| Reverse Spitroast Engages in (Sexual) | 1 | 2.59 | 1.80 |
| Piledriver Engages in (Sexual) | 1 | 2.55 | 1.77 |
| Naked Shirt Clothes | 1 | 2.51 | 1.74 |
| Sleepyhead Personality | 1 | 2.51 | 1.74 |
| Watashi Personality | 3 | 1.25 | 1.74 |
| Vaginal Fingering Subject of (Sexual) | 4 | 1.08 | 1.74 |
| Sleep Sex Subject of (Sexual) | 1 | 2.49 | 1.73 |
| Nipple Teasing Subject of (Sexual) | 2 | 1.57 | 1.72 |
| Wake-up Sex Subject of (Sexual) | 1 | 2.48 | 1.72 |
| Sitting Sex Subject of (Sexual) | 4 | 1.06 | 1.71 |
| Cowgirl Subject of (Sexual) | 5 | 0.95 | 1.71 |
| Overall Clothes | 1 | 2.46 | 1.71 |
| Hard Worker Personality | 2 | 1.54 | 1.69 |
| Classic Tsundere Personality | 1 | 2.40 | 1.66 |
| Sister Complex Personality | 1 | 2.38 | 1.65 |
| Braided Crown Hair | 1 | 2.36 | 1.63 |
| Wake-up Sex Engages in (Sexual) | 1 | 2.36 | 1.63 |
| Pinafore Dress Clothes | 1 | 2.35 | 1.63 |
| Standing Sex Subject of (Sexual) | 3 | 1.18 | 1.63 |
| French Kiss Engages in (Sexual) | 2 | 1.48 | 1.62 |
| Handjob Engages in (Sexual) | 3 | 1.16 | 1.60 |
| Twin Blowjob Subject of (Sexual) | 1 | 2.31 | 1.60 |
| Family Oriented Personality | 1 | 2.31 | 1.60 |
| Leg Locking During Sex Engages in (Sexual) | 1 | 2.30 | 1.59 |
| Twin Blowjob Engages in (Sexual) | 2 | 1.45 | 1.59 |
| Middle School Student Role | 1 | 2.29 | 1.59 |
| Reverse Cowgirl Engages in (Sexual) | 1 | 2.22 | 1.54 |
| Spoons Engages in (Sexual) | 1 | 2.21 | 1.53 |
| Widow Role | 1 | 2.20 | 1.53 |
| Spats Clothes | 1 | 2.20 | 1.52 |
| Virgin Sex Engages in (Sexual) | 5 | 0.85 | 1.52 |
| Seventh Posture Engages in (Sexual) | 1 | 2.19 | 1.52 |
| Footjob Subject of (Sexual) | 1 | 2.18 | 1.51 |
| Kid Body | 2 | 1.37 | 1.51 |
| Tominagi Subject of (Sexual) | 2 | 1.36 | 1.49 |
| Doggy Style Subject of (Sexual) | 4 | 0.92 | 1.49 |
| Off-The-Shoulder Shirt Clothes | 1 | 2.14 | 1.49 |
| Sundress Clothes | 1 | 2.14 | 1.49 |
| Mary Jane Clothes | 1 | 2.12 | 1.47 |
| Third Person Personality | 1 | 2.12 | 1.47 |
| Tominagi Engages in (Sexual) | 1 | 2.11 | 1.46 |
| Shopkeeper Role | 1 | 2.09 | 1.45 |
| T-shirt Clothes | 2 | 1.31 | 1.44 |
| Butterfly Engages in (Sexual) | 1 | 2.02 | 1.40 |
| Wristband Clothes | 1 | 2.00 | 1.39 |
| Beret Clothes | 1 | 1.99 | 1.38 |
| Sixty-nine Engages in (Sexual) | 2 | 1.26 | 1.38 |
| Gamer Role | 1 | 1.98 | 1.37 |
| Full Brother Role | 1 | 1.95 | 1.35 |
| Piledriver Subject of (Sexual) | 1 | 1.94 | 1.35 |
| Immature Personality | 1 | 1.93 | 1.34 |
| Shaggy Hair | 1 | 1.92 | 1.33 |
| Quickie Fix Engages in (Sexual) | 1 | 1.88 | 1.30 |
| Short (obsolete) Body | 1 | 1.87 | 1.30 |
| Standing Sex Engages in (Sexual) | 1 | 1.87 | 1.29 |
| Bob Cut Hair | 1 | 1.82 | 1.26 |
| Sitting Sex Engages in (Sexual) | 1 | 1.82 | 1.26 |
| Younger Appearance Body | 1 | 1.82 | 1.26 |
| Son Role | 1 | 1.82 | 1.26 |
| Hidden Eyes | 1 | 1.80 | 1.25 |
| Nameable Role | 1 | 1.78 | 1.24 |
| Blowjob Engages in (Sexual) | 4 | 0.76 | 1.22 |
| Anal Sex Engages in (Sexual) | 1 | 1.76 | 1.22 |
| Handjob Subject of (Sexual) | 1 | 1.75 | 1.21 |
| School Uniform Clothes | 4 | 0.75 | 1.21 |
| Side Tail Hair | 1 | 1.75 | 1.21 |
| Missionary Engages in (Sexual) | 1 | 1.74 | 1.21 |
| Reverse Missionary Subject of (Sexual) | 1 | 1.74 | 1.20 |
| Older Brother Role | 1 | 1.73 | 1.20 |
| Footjob Engages in (Sexual) | 1 | 1.72 | 1.19 |
| Proactive Personality | 1 | 1.71 | 1.19 |
| Cowgirl Engages in (Sexual) | 1 | 1.71 | 1.19 |
| Boobjob Engages in (Sexual) | 2 | 1.07 | 1.17 |
| Miniskirt Clothes | 2 | 1.06 | 1.17 |
| Doggy Style Engages in (Sexual) | 1 | 1.68 | 1.17 |
| Teasing Subject of | 1 | 1.65 | 1.14 |
| Reverse Cowgirl Subject of (Sexual) | 1 | 1.63 | 1.13 |
| Pervert Personality | 1 | 1.63 | 1.13 |
| Kind Personality | 2 | 1.03 | 1.13 |
| Slim Body | 6 | 0.58 | 1.12 |
| Vaginal Fingering Engages in (Sexual) | 1 | 1.62 | 1.12 |
| Apron Clothes | 1 | 1.58 | 1.10 |
| Bracelet Clothes | 1 | 1.56 | 1.08 |
| Cunnilingus Engages in (Sexual) | 1 | 1.55 | 1.08 |
| Blowjob Subject of (Sexual) | 1 | 1.52 | 1.05 |
| Energetic Personality | 1 | 1.52 | 1.05 |
| Necklace Clothes | 1 | 1.50 | 1.04 |
| Sailor School Uniform Clothes | 1 | 1.48 | 1.02 |
| Blouse Clothes | 1 | 1.46 | 1.01 |
| Seventh Posture Subject of (Sexual) | 1 | 1.46 | 1.01 |
| Mother Role | 1 | 1.46 | 1.01 |
| Teen Body | 4 | 0.62 | 1.00 |
| Cooking Engages in | 1 | 1.42 | 0.98 |
| Not a Virgin Role | 1 | 1.41 | 0.98 |
| Pleated Skirt Clothes | 1 | 1.39 | 0.97 |
| Tsurime Eyes | 1 | 1.38 | 0.96 |
| Knee-high Socks Clothes | 1 | 1.38 | 0.96 |
| Nipple Sucking Subject of (Sexual) | 1 | 1.38 | 0.96 |
| Brown Hair | 3 | 0.68 | 0.95 |
| Female Ejaculation Engages in (Sexual) | 1 | 1.36 | 0.94 |
| Black Hair | 2 | 0.80 | 0.88 |
| Friendly Personality | 1 | 1.22 | 0.84 |
| Red Eyes | 1 | 1.20 | 0.83 |
| Violet Hair | 1 | 1.19 | 0.83 |
| Ribbon Hair Tie Clothes | 1 | 1.19 | 0.83 |
| Cunnilingus Subject of (Sexual) | 1 | 1.16 | 0.81 |
| Twin Tails Hair | 1 | 1.13 | 0.78 |
| Ponytail Hair | 1 | 1.10 | 0.76 |
| Quickie Fix Subject of (Sexual) | 1 | 1.08 | 0.75 |
| Violet Eyes | 1 | 1.05 | 0.72 |
| Thigh-high Stockings Clothes | 1 | 1.04 | 0.72 |
| Pale Body | 6 | 0.37 | 0.72 |
| Amber Eyes | 1 | 1.03 | 0.71 |
| Green Eyes | 1 | 1.02 | 0.70 |
| Short Hair | 2 | 0.61 | 0.67 |
| Straight Hair | 1 | 0.94 | 0.65 |
| Shoulder-length Hair | 1 | 0.92 | 0.64 |
| High School Student Role | 1 | 0.85 | 0.59 |
| Waist Length+ Hair | 1 | 0.81 | 0.56 |
| Blue Eyes | 1 | 0.80 | 0.56 |
| Long Hair | 1 | 0.75 | 0.52 |