Average Rating:7.55
Bayesian Rating:7.49
Total Votes:124
Updated 27 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 | 2.28 | 6.83 |
| Only Protagonist's Sisters as Heroine(s) | 3.00 | 1.99 | 5.97 |
| Protagonist's Full Sister as a Heroine | 3.00 | 1.87 | 5.62 |
| Heroine with Small Breasts (Non-Loli) | 3.00 | 1.71 | 5.13 |
| Elementary School Student Heroine | 2.00 | 2.42 | 4.83 |
| Middle School Student Heroine | 2.00 | 2.37 | 4.74 |
| Blood-related Brother/Sister Incest | 3.00 | 1.49 | 4.46 |
| Kissing Scene | 3.00 | 1.45 | 4.34 |
| Siscon Protagonist | 2.00 | 2.05 | 4.11 |
| Sex Involving Children | 2.00 | 1.95 | 3.90 |
| Sex with Protagonist Only | 3.00 | 1.13 | 3.39 |
| Brocon Heroine | 2.00 | 1.61 | 3.23 |
| High Sexual Content | 3.00 | 1.05 | 3.15 |
| Straight Lolicon | 2.00 | 1.50 | 3.01 |
| Pissing | 2.00 | 1.44 | 2.88 |
| Tsundere Heroine | 2.00 | 1.40 | 2.80 |
| Perverted Heroine | 2.00 | 1.40 | 2.80 |
| Loli Heroine | 2.00 | 1.19 | 2.38 |
| High School Student Heroine | 2.00 | 0.85 | 1.70 |
| Summer | 1.00 | 1.67 | 1.67 |
| Male Protagonist | 2.00 | 0.30 | 0.61 |
| ADV | 2.00 | 0.15 | 0.29 |
| 2.00 | 0.00 | 0.00 |
| Name | Characters | Importance | Weight |
|---|---|---|---|
| Group (4+) Blowjob Engages in (Sexual) | 4 | 2.66 | 4.29 |
| Naizuri Engages in (Sexual) | 3 | 2.56 | 3.55 |
| Middle Sister Role | 3 | 2.51 | 3.48 |
| Brother Complex Personality | 4 | 2.06 | 3.31 |
| Pin-Back Button Clothes | 2 | 2.96 | 3.25 |
| Sex with Protagonist Only Engages in (Sexual) | 5 | 1.68 | 3.01 |
| Incest Engages in (Sexual) | 6 | 1.47 | 2.86 |
| Sex on Toilet Engages in (Sexual) | 3 | 2.04 | 2.82 |
| Pajamas Clothes | 4 | 1.75 | 2.82 |
| Sex in Water Engages in (Sexual) | 5 | 1.56 | 2.80 |
| Popsicle Items | 1 | 3.70 | 2.56 |
| Group (4+) Blowjob Subject of (Sexual) | 1 | 3.65 | 2.53 |
| Full Sister Role | 4 | 1.57 | 2.52 |
| Son Complex Personality | 1 | 3.63 | 2.52 |
| Balls Sucking Engages in (Sexual) | 2 | 2.26 | 2.48 |
| Deredere Personality | 3 | 1.74 | 2.42 |
| Sixth Grader Role | 1 | 3.45 | 2.39 |
| Pissing Engages in (Sexual) | 4 | 1.46 | 2.36 |
| Daughter Role | 4 | 1.46 | 2.34 |
| Seventh Grader Role | 1 | 3.38 | 2.34 |
| Younger Sister Role | 4 | 1.44 | 2.32 |
| 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 | 2.11 |
| 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 |
| Short Shorts Clothes | 2 | 1.77 | 1.94 |
| Hairpin Clothes | 3 | 1.40 | 1.94 |
| Oversized Clothing Clothes | 1 | 2.79 | 1.94 |
| 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 | 1.87 |
| Vaginal Masturbation Engages in (Sexual) | 2 | 1.70 | 1.86 |
| Small Breasts Body | 2 | 1.67 | 1.83 |
| Nipple Covers Clothes | 1 | 2.64 | 1.83 |
| Pantyjob Engages in (Sexual) | 1 | 2.60 | 1.80 |
| Reverse Spitroast Engages in (Sexual) | 1 | 2.59 | 1.80 |
| Missionary Subject of (Sexual) | 4 | 1.12 | 1.80 |
| Piledriver Engages in (Sexual) | 1 | 2.55 | 1.77 |
| Sleepyhead Personality | 1 | 2.51 | 1.74 |
| Watashi Personality | 3 | 1.26 | 1.74 |
| Naked Shirt Clothes | 1 | 2.51 | 1.74 |
| Vaginal Fingering Subject of (Sexual) | 4 | 1.08 | 1.74 |
| Nipple Teasing Subject of (Sexual) | 2 | 1.57 | 1.73 |
| Sleep Sex Subject of (Sexual) | 1 | 2.49 | 1.73 |
| Wake-up Sex Subject of (Sexual) | 1 | 2.48 | 1.72 |
| Overall Clothes | 1 | 2.47 | 1.71 |
| Cowgirl Subject of (Sexual) | 5 | 0.95 | 1.71 |
| Sitting Sex Subject of (Sexual) | 4 | 1.06 | 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 |
| Wake-up Sex Engages in (Sexual) | 1 | 2.36 | 1.64 |
| Braided Crown Hair | 1 | 2.36 | 1.64 |
| French Kiss Engages in (Sexual) | 2 | 1.49 | 1.63 |
| Pinafore Dress Clothes | 1 | 2.36 | 1.63 |
| Standing Sex Subject of (Sexual) | 3 | 1.18 | 1.63 |
| Twin Blowjob Subject of (Sexual) | 1 | 2.32 | 1.61 |
| Handjob Engages in (Sexual) | 3 | 1.16 | 1.61 |
| Family Oriented Personality | 1 | 2.31 | 1.60 |
| Leg Locking During Sex Engages in (Sexual) | 1 | 2.30 | 1.60 |
| Twin Blowjob Engages in (Sexual) | 2 | 1.45 | 1.59 |
| Middle School Student Role | 1 | 2.28 | 1.58 |
| Reverse Cowgirl Engages in (Sexual) | 1 | 2.22 | 1.54 |
| Spoons Engages in (Sexual) | 1 | 2.22 | 1.54 |
| 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 | 1.50 |
| Tominagi Subject of (Sexual) | 2 | 1.36 | 1.49 |
| Off-The-Shoulder Shirt Clothes | 1 | 2.15 | 1.49 |
| Doggy Style Subject of (Sexual) | 4 | 0.93 | 1.49 |
| Sundress Clothes | 1 | 2.14 | 1.48 |
| Tominagi Engages in (Sexual) | 1 | 2.12 | 1.47 |
| Third Person Personality | 1 | 2.12 | 1.47 |
| Mary Jane Clothes | 1 | 2.12 | 1.47 |
| 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 |
| Sixty-nine Engages in (Sexual) | 2 | 1.26 | 1.38 |
| Beret Clothes | 1 | 1.99 | 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 | 1.31 |
| Standing Sex Engages in (Sexual) | 1 | 1.87 | 1.30 |
| Short (obsolete) Body | 1 | 1.86 | 1.29 |
| Sitting Sex Engages in (Sexual) | 1 | 1.83 | 1.27 |
| Son Role | 1 | 1.82 | 1.26 |
| Bob Cut Hair | 1 | 1.82 | 1.26 |
| Younger Appearance Body | 1 | 1.82 | 1.26 |
| Hidden Eyes | 1 | 1.81 | 1.25 |
| Nameable Role | 1 | 1.78 | 1.24 |
| Blowjob Engages in (Sexual) | 4 | 0.76 | 1.23 |
| Anal Sex Engages in (Sexual) | 1 | 1.76 | 1.22 |
| Handjob Subject of (Sexual) | 1 | 1.75 | 1.22 |
| Side Tail Hair | 1 | 1.75 | 1.21 |
| School Uniform Clothes | 4 | 0.75 | 1.21 |
| Missionary Engages in (Sexual) | 1 | 1.74 | 1.21 |
| Reverse Missionary Subject of (Sexual) | 1 | 1.73 | 1.20 |
| Older Brother Role | 1 | 1.73 | 1.20 |
| Proactive Personality | 1 | 1.72 | 1.19 |
| Footjob Engages in (Sexual) | 1 | 1.72 | 1.19 |
| Cowgirl Engages in (Sexual) | 1 | 1.72 | 1.19 |
| Boobjob Engages in (Sexual) | 2 | 1.07 | 1.17 |
| Miniskirt Clothes | 2 | 1.06 | 1.17 |
| Doggy Style Engages in (Sexual) | 1 | 1.69 | 1.17 |
| Teasing Subject of | 1 | 1.66 | 1.15 |
| 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 | 1.59 | 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 | 1.06 |
| Energetic Personality | 1 | 1.52 | 1.05 |
| Necklace Clothes | 1 | 1.50 | 1.04 |
| Sailor School Uniform Clothes | 1 | 1.48 | 1.03 |
| Blouse Clothes | 1 | 1.47 | 1.02 |
| Seventh Posture Subject of (Sexual) | 1 | 1.46 | 1.01 |
| Mother Role | 1 | 1.46 | 1.01 |
| Teen Body | 4 | 0.62 | 1.00 |
| Not a Virgin Role | 1 | 1.42 | 0.99 |
| Cooking Engages in | 1 | 1.42 | 0.98 |
| Pleated Skirt Clothes | 1 | 1.40 | 0.97 |
| Nipple Sucking Subject of (Sexual) | 1 | 1.38 | 0.96 |
| Tsurime Eyes | 1 | 1.38 | 0.96 |
| Knee-high Socks Clothes | 1 | 1.38 | 0.96 |
| Female Ejaculation Engages in (Sexual) | 1 | 1.37 | 0.95 |
| Brown Hair | 3 | 0.68 | 0.95 |
| Black Hair | 2 | 0.81 | 0.88 |
| Friendly Personality | 1 | 1.22 | 0.85 |
| 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 | 1.04 | 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 | 0.95 | 0.66 |
| 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 |