The main character is a white-collar worker. He has a wife, but she runs away from home. When he is at a loss what to do, Sayuri, his wife's mother, reaches out for him, "I'll replace her... Please..." As he lives with her, he gradually falls in love with her, and so does she... [From ErogeShop]
Tsuma no Haha Sayuri has not appeared in our Steam sample enough to calculate it's similar novels... sorry!
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| Name | Characters | Importance | Weight |
|---|---|---|---|
| Polyamory Engages in | 4 | 2.06 | 3.32 |
| Shopping Engages in | 3 | 2.04 | 2.83 |
| Baby-doll Clothes | 2 | 2.44 | 2.68 |
| Former Prostitute Role | 1 | 3.86 | 2.68 |
| Bridal Carry Subject of | 2 | 2.41 | 2.65 |
| Discreet Sex Engages in (Sexual) | 3 | 1.85 | 2.56 |
| Bondage Sex Engages in (Sexual) | 2 | 2.29 | 2.51 |
| Infidelity Subject of | 2 | 2.27 | 2.49 |
| Deepthroat Engages in (Sexual) | 3 | 1.79 | 2.48 |
| Seduction Engages in | 2 | 2.18 | 2.39 |
| Handcuffed Sex Subject of (Sexual) | 2 | 2.16 | 2.37 |
| Son-in-law Role | 1 | 3.40 | 2.36 |
| Nipple Sucking Engages in (Sexual) | 3 | 1.69 | 2.34 |
| Fainting Subject of | 2 | 2.13 | 2.34 |
| Vaginal Masturbation Engages in (Sexual) | 3 | 1.64 | 2.27 |
| Bathroom Sex Engages in (Sexual) | 4 | 1.38 | 2.22 |
| Mother-in-law Role | 1 | 3.16 | 2.19 |
| Cleaning Engages in | 2 | 1.99 | 2.19 |
| Vibrator Subject of (Sexual) | 2 | 1.95 | 2.14 |
| Voyeurism Subject of (Sexual) | 2 | 1.93 | 2.12 |
| In-law Incest Engages in (Sexual) | 1 | 3.05 | 2.12 |
| Sex in Front of an Audience Engages in (Sexual) | 3 | 1.50 | 2.08 |
| Jealous Personality | 2 | 1.87 | 2.06 |
| Pink Rotor Subject of (Sexual) | 2 | 1.84 | 2.02 |
| Cooking Engages in | 3 | 1.42 | 1.97 |
| Pre-Story Virginity Loss to Protagonist Role | 1 | 2.82 | 1.95 |
| Twin Boobjob Engages in (Sexual) | 2 | 1.77 | 1.95 |
| Not a Virgin Role | 3 | 1.40 | 1.94 |
| Nipple Sucking Subject of (Sexual) | 3 | 1.38 | 1.91 |
| Anal Fingering Subject of (Sexual) | 2 | 1.71 | 1.88 |
| Tominagi Subject of (Sexual) | 3 | 1.35 | 1.88 |
| Female Ejaculation Engages in (Sexual) | 3 | 1.35 | 1.87 |
| Group Sex of One Male and Several Females Engages in (Sexual) | 4 | 1.16 | 1.87 |
| Twin Boobjob Subject of (Sexual) | 1 | 2.68 | 1.86 |
| Pubic Hair Hair | 3 | 1.34 | 1.85 |
| Debt Subject of | 1 | 2.61 | 1.81 |
| Pessimist Personality | 1 | 2.60 | 1.80 |
| Arranged Marriage Subject of | 1 | 2.59 | 1.80 |
| Vaginal Fingering Engages in (Sexual) | 2 | 1.61 | 1.77 |
| Coat Cape Clothes | 1 | 2.55 | 1.77 |
| Nephew Role | 1 | 2.55 | 1.77 |
| Drinking Engages in | 2 | 1.60 | 1.75 |
| Naked Shirt Clothes | 1 | 2.52 | 1.75 |
| Bondage Sex Subject of (Sexual) | 2 | 1.59 | 1.75 |
| Sex in Public Places Engages in (Sexual) | 3 | 1.26 | 1.74 |
| Halterneck Dress Clothes | 1 | 2.52 | 1.74 |
| Sex with Children Engages in (Sexual) | 1 | 2.48 | 1.72 |
| Consumption of Porn Engages in (Sexual) | 1 | 2.45 | 1.70 |
| Donkan Personality | 1 | 2.45 | 1.70 |
| Marriage Proposal Engages in | 1 | 2.40 | 1.66 |
| Stylish Personality | 1 | 2.39 | 1.66 |
| Friend Role | 3 | 1.20 | 1.66 |
| Leotard Clothes | 1 | 2.39 | 1.66 |
| No Panties Clothes | 1 | 2.39 | 1.65 |
| Anal Sex Subject of (Sexual) | 3 | 1.19 | 1.65 |
| Magic Wand Subject of (Sexual) | 1 | 2.38 | 1.65 |
| Aunt Role | 1 | 2.36 | 1.64 |
| Butterfly Subject of (Sexual) | 3 | 1.17 | 1.63 |
| Wake-up Sex Engages in (Sexual) | 1 | 2.34 | 1.62 |
| Incest Engages in (Sexual) | 2 | 1.47 | 1.61 |
| Sensitive Personality | 1 | 2.32 | 1.61 |
| Cunnilingus Subject of (Sexual) | 3 | 1.16 | 1.61 |
| Outdoor Sex Engages in (Sexual) | 3 | 1.16 | 1.61 |
| Ball-cupping Engages in (Sexual) | 1 | 2.31 | 1.60 |
| Twin Blowjob Subject of (Sexual) | 1 | 2.31 | 1.60 |
| Housewife Role | 1 | 2.31 | 1.60 |
| Office Worker Role | 1 | 2.31 | 1.60 |
| Rope Bondage Harness Clothes | 1 | 2.30 | 1.59 |
| Twin Blowjob Engages in (Sexual) | 2 | 1.45 | 1.59 |
| Intercrural Sex Subject of (Sexual) | 1 | 2.27 | 1.58 |
| Nightgown Clothes | 1 | 2.27 | 1.57 |
| Attempted Homicide Subject of | 1 | 2.21 | 1.53 |
| Spoons Engages in (Sexual) | 1 | 2.21 | 1.53 |
| Big Breasts Body | 3 | 1.10 | 1.53 |
| Cautious Personality | 1 | 2.19 | 1.52 |
| Lesbian Sex Engages in (Sexual) | 2 | 1.38 | 1.52 |
| Visible Nipples Body | 1 | 2.17 | 1.50 |
| Quickie Fix Subject of (Sexual) | 3 | 1.08 | 1.50 |
| Vaginal Fingering Subject of (Sexual) | 3 | 1.08 | 1.49 |
| Attempted Murder Engages in | 1 | 2.15 | 1.49 |
| Non-blood-related Incest Engages in (Sexual) | 1 | 2.15 | 1.49 |
| Driving Engages in | 1 | 2.15 | 1.49 |
| Boobjob Engages in (Sexual) | 3 | 1.07 | 1.49 |
| Executive Role | 1 | 2.14 | 1.48 |
| Voyeurism Engages in (Sexual) | 1 | 2.12 | 1.47 |
| Tominagi Engages in (Sexual) | 1 | 2.10 | 1.46 |
| Lace Lingerie Clothes | 1 | 2.10 | 1.45 |
| Consensual Porn Acting Engages in (Sexual) | 1 | 2.09 | 1.45 |
| Shopkeeper Role | 1 | 2.08 | 1.44 |
| Altruistic Personality | 1 | 2.08 | 1.44 |
| Curtained Hair | 2 | 1.30 | 1.43 |
| Anal Fingering Engages in (Sexual) | 1 | 2.05 | 1.42 |
| Kind Personality | 3 | 1.02 | 1.42 |
| Sex on Toilet Engages in (Sexual) | 1 | 2.03 | 1.41 |
| Sex in a Vehicle Engages in (Sexual) | 1 | 2.02 | 1.40 |
| Ringlet Hair | 1 | 2.00 | 1.39 |
| Secretive Personality | 1 | 2.00 | 1.38 |
| Yamato Nadeshiko Role | 1 | 1.99 | 1.38 |
| Decorative Belt Clothes | 1 | 1.98 | 1.37 |
| Facesitting Engages in (Sexual) | 1 | 1.96 | 1.36 |
| Watashi Personality | 2 | 1.24 | 1.36 |
| Immature Personality | 1 | 1.93 | 1.34 |
| Cowgirl Subject of (Sexual) | 3 | 0.96 | 1.32 |
| Masturbation in front of an Audience Engages in (Sexual) | 1 | 1.90 | 1.32 |
| Atashi Personality | 1 | 1.89 | 1.31 |
| Low Self-esteem Personality | 1 | 1.89 | 1.31 |
| Naked Apron Clothes | 1 | 1.88 | 1.30 |
| Quickie Fix Engages in (Sexual) | 1 | 1.88 | 1.30 |
| Cardigan Clothes | 1 | 1.87 | 1.29 |
| Standing Sex Engages in (Sexual) | 1 | 1.86 | 1.29 |
| Spanking Subject of (Sexual) | 1 | 1.86 | 1.29 |
| Timid Personality | 1 | 1.86 | 1.29 |
| Boobjob Subject of (Sexual) | 1 | 1.86 | 1.29 |
| Yukata Clothes | 1 | 1.86 | 1.29 |
| Doggy Style Subject of (Sexual) | 3 | 0.93 | 1.28 |
| Hat Clothes | 1 | 1.83 | 1.27 |
| Intercrural Sex Engages in (Sexual) | 1 | 1.83 | 1.27 |
| Handjob Engages in (Sexual) | 2 | 1.15 | 1.27 |
| Blunt Personality | 1 | 1.82 | 1.26 |
| Sitting Sex Engages in (Sexual) | 1 | 1.82 | 1.26 |
| Evening Gloves Clothes | 1 | 1.82 | 1.26 |
| Husband Role | 1 | 1.79 | 1.24 |
| Infidelity Engages in | 1 | 1.79 | 1.24 |
| Hidden Eyes | 1 | 1.79 | 1.24 |
| Hair Flower Clothes | 1 | 1.77 | 1.23 |
| Anal Sex Engages in (Sexual) | 1 | 1.76 | 1.22 |
| Handjob Subject of (Sexual) | 1 | 1.75 | 1.21 |
| Missionary Engages in (Sexual) | 1 | 1.74 | 1.21 |
| Deredere Personality | 1 | 1.74 | 1.21 |
| Mischievous Personality | 1 | 1.72 | 1.19 |
| Cowgirl Engages in (Sexual) | 1 | 1.71 | 1.19 |
| Outgoing Personality | 1 | 1.71 | 1.19 |
| Reserved Personality | 1 | 1.71 | 1.18 |
| Coat Clothes | 1 | 1.70 | 1.18 |
| Arrogant Personality | 1 | 1.70 | 1.18 |
| Loyal Personality | 1 | 1.69 | 1.17 |
| Sitting Sex Subject of (Sexual) | 2 | 1.06 | 1.17 |
| Doggy Style Engages in (Sexual) | 1 | 1.68 | 1.17 |
| Rope Bondage Subject of (Sexual) | 1 | 1.68 | 1.16 |
| Stubborn Personality | 1 | 1.67 | 1.16 |
| Garnet Eyes | 1 | 1.67 | 1.16 |
| Spoons Subject of (Sexual) | 1 | 1.67 | 1.15 |
| Protective Personality | 1 | 1.66 | 1.15 |
| Wealthy Role | 1 | 1.66 | 1.15 |
| Parted to Side Hair | 2 | 1.04 | 1.14 |
| Relaxed Personality | 1 | 1.64 | 1.13 |
| Reverse Cowgirl Subject of (Sexual) | 1 | 1.63 | 1.13 |
| Nail Polish Body | 1 | 1.61 | 1.12 |
| Black Hair | 3 | 0.80 | 1.11 |
| Apron Clothes | 1 | 1.59 | 1.10 |
| Kimono Clothes | 1 | 1.57 | 1.09 |
| Ore Personality | 1 | 1.57 | 1.09 |
| Sex in Water Engages in (Sexual) | 1 | 1.56 | 1.08 |
| Sidehair Hair | 2 | 0.98 | 1.08 |
| Mole Body | 1 | 1.55 | 1.08 |
| Bracelet Clothes | 1 | 1.55 | 1.08 |
| Cunnilingus Engages in (Sexual) | 1 | 1.55 | 1.07 |
| Refined Personality | 1 | 1.54 | 1.07 |
| Hard Worker Personality | 1 | 1.54 | 1.06 |
| Blowjob Engages in (Sexual) | 3 | 0.76 | 1.06 |
| Wife Role | 1 | 1.52 | 1.06 |
| Blowjob Subject of (Sexual) | 1 | 1.52 | 1.05 |
| Pendant Necklace Clothes | 1 | 1.52 | 1.05 |
| Makeup Body | 1 | 1.51 | 1.05 |
| Young-adult Body | 3 | 0.75 | 1.04 |
| Necklace Clothes | 1 | 1.50 | 1.04 |
| Green Hair | 1 | 1.49 | 1.03 |
| Straight Hair | 2 | 0.93 | 1.03 |
| Sailor School Uniform Clothes | 1 | 1.47 | 1.02 |
| Mother Role | 1 | 1.45 | 1.01 |
| Suit Clothes | 1 | 1.44 | 1.00 |
| Teasing Engages in | 1 | 1.43 | 0.99 |
| V Bangs Hair | 1 | 1.41 | 0.98 |
| Masturbation Engages in (Sexual) | 1 | 1.41 | 0.97 |
| Hair Tie Clothes | 1 | 1.40 | 0.97 |
| Adult Body | 1 | 1.33 | 0.92 |
| Belt Clothes | 1 | 1.26 | 0.88 |
| Sixty-nine Engages in (Sexual) | 1 | 1.26 | 0.88 |
| Dress Clothes | 1 | 1.26 | 0.87 |
| Parted in Middle Hair | 1 | 1.24 | 0.86 |
| Friendly Personality | 1 | 1.21 | 0.84 |
| Long Hair | 2 | 0.75 | 0.82 |
| Trousers Clothes | 1 | 1.18 | 0.82 |
| Standing Sex Subject of (Sexual) | 1 | 1.18 | 0.81 |
| Shirt Clothes | 1 | 1.16 | 0.80 |
| Slim Body | 3 | 0.57 | 0.80 |
| Missionary Subject of (Sexual) | 1 | 1.12 | 0.78 |
| Necktie Clothes | 1 | 1.12 | 0.77 |
| Ponytail Hair | 1 | 1.10 | 0.76 |
| Violet Eyes | 1 | 1.05 | 0.73 |
| Spiky Bangs Hair | 1 | 0.99 | 0.69 |
| Shoulder-length Hair | 1 | 0.92 | 0.64 |
| Brown Eyes | 1 | 0.90 | 0.62 |
| Pale Body | 3 | 0.37 | 0.51 |