[Cover]

Shingeki no Eroko-san

  • Alt name(s):
    Shingeki no Eroko-san ~Hen na Oneesan wa Danshikousei to Nakayoku Naritai~ ; Shingeki no Erokosan ; 進撃のえろ子さん ; 進撃のえろ子さん～変なお姉さんは男子高生と仲良くなりたい～ ; 진격의 에로코 씨
  • Author(s) / Artist(s):
    Konogi Yoshiru
  • Genres:
    ComedyRomanceSlice of LifeSeinenEcchi
  • Status:
    Completed
  • Latest chapter(s):
    Chapter 63
  • Update at:
    Dec-10-2025
    • First Chapter
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Description

Shindou Eruko, a glasses, big breasted beauty, found a job as a handyman for the Amaguri Handyman service after her NEET life comes to an end as her savings ran out. She immediately falls for her co-worker Hoshi-kun on their first day working together, but there's a problem: Hoshi-kun is a high school boy, while Eruko is a 27 years old onee-san who has trouble telling reality and delusional. She ends up constantly scheming to get close to Hoshi-kun to turn many of her delusions into reality...

This manga takes place after Vol.14 in Henjo - Hen na Joshi Kousei Amaguri Senko

71 Chapter(s)
Chapter 63: Was this joy nothing but a dream? Or so I thought, but turns out the dream-like reality was waiting for me. [END]
Dec-10-2025
Chapter 62: No secrets between two lovers ♡ Or so I thought, but I might be carrying an extra-large one.
Dec-08-2025
Chapter 61: Getting ready to live together with my younger boyfriend ♡ Or so I thought, but packing is hard when he’s packing heat!
Dec-07-2025
Chapter 60: This is my first encounter with her, and I already know this is a scripted loss with her final boss aura.
Dec-03-2025
Chapter 59: My younger boyfriend’s old crush(?) made her appearance, and this might be an unavoidable boss fight?!
Dec-02-2025
Chapter 58: My boyfriend is an omega trending god-tier artist?! Not to mention the character is designed after me, and the crazy amount of new followers knocked my socks off.
Nov-29-2025
Chapter 57: For me, everything my boyfriend does is a viral sensation, and I’m winning at life because of it ☆
Nov-27-2025
Chapter 56.5: Vol.8 Omake
Nov-24-2025
Chapter 56: No.1 Favorite?! Long Shot?! The one who neighs love for Hoshi-kun makes her debut in the Attacking Derby!
Oct-31-2025
Chapter 55: With no secrets to hide, minor issues won’t make our relationship waver! (Just don’t quote me on that later.)
Apr-10-2025
Chapter 54: Yes, I am that Shingeki no Eroko! I am… Shingeki no… Eroko…
Feb-18-2025
Chapter 53: Love gossip while lost over my blond yankee hot spring fantasy! I also fainted to boot, sorry, mother
Dec-03-2024
Chapter 52: I mean, how do you want me to not assault him when he’s such a natural hot spring blond yankee?
Oct-12-2024
Chapter 51: Boyfriend's birthday!! (yippee♥) His present is... me?! (JK♥)
Sep-14-2024
Chapter 50: The first step forward with the neighbor! Online activities proceed as usual
Jul-11-2024
Chapter 49.5: Vol.7 Omake
Jun-14-2024
Chapter 49: The Misunderstood Snow Knight Wants to be Kind to the Weird Lady
May-17-2024
Chapter 48: What?! I'm invited to a manga club full of high school boys?! That's an instant yes
Apr-18-2024
Chapter 47: Ah, pleased to meet you. I'm Shingeki no Eroko. Tee-hee :P
Mar-28-2024
Chapter 46: Someone please teach me how to beat a timeline where I’m asked to advertise for a coworker who’s a huge fan of mine
Feb-24-2024
Chapter 45: Can I (sexually) romance high school boys in an otome game?
Jan-14-2024
Chapter 44: There were times I felt lonely, but I’m doing well. I’ll make my boyfriend happy. One more beer, please.
Dec-14-2023
Chapter 43: The cliché love comedy event about nursing me back to health became utterly obscene, so I’ll prostrate myself in apology
Jun-18-2023
Chapter 42.5: Vol.6 Omake
Jun-03-2023
Chapter 42: A Christmas cake at a loss due to everyone being obsessed with her handsome boyfriend
May-28-2023
Chapter 41: I’m in a slump because my boyfriend got a harem… I’ll devote myself to the backstage duties
Apr-16-2023
Chapter 40: (Amazing twist) High school boys excited about harem love comedy shows are like a blessing sent down from heaven! (I’m just a background character)
Apr-05-2023
Chapter 39: I stirred up social media drama?! I'm in a tough spot so please tie me down! (Physically!)
Mar-21-2023
Chapter 38: Fight among girl is so tiring~ but my boyfriend is even cuter than a dolphin~!
Feb-06-2023
Chapter 37: I know this is sudden, but I am going back to being a corporate slave... Since i am an adult! (I want to meet Hoshi-kun)
Jan-23-2023
Chapter 36: The heavenly serving of my first Christmas has me unconsciously teary!
Oct-04-2022
Chapter 35.6: Vol.5 Omake
Aug-31-2022
Chapter 35.5: Notice of suspension
Jun-14-2022
Chapter 35: During Christmas Eve, high school boys are overflowing with boyfriend material! Is this heaven?
Feb-27-2022
Chapter 34: What is a suitable Christmas Gift for a High School boy, aside from a Naked Apron?
Jan-29-2022
Chapter 33: I was simultaneously attacking the delinquent in a naked apron and concerned about being too lewd
Dec-24-2021
Chapter 32: The real high-schooler trying to make a romantic atmosphere was so cute I didn't hesitate to give him my panties
Dec-11-2021
Chapter 31.5: Vol.4 Omake
Nov-23-2021
Chapter 31: Father, I'll treasure him for the rest of my life so please let me become a bride of a high school boy
Oct-23-2021
Chapter 30: It feels uneasy receiving permission to marry a high school boy, but I'll have him for dinner first
Oct-08-2021
Chapter 29
Jul-03-2021
Chapter 28
May-02-2021
Chapter 27
May-01-2021
Chapter 26
May-01-2021
Chapter 25: Perversion 25: Currently accepting suggestions on how to control my libido while on a wholesome date with my boyfriend
Mar-18-2021
Chapter 24: Perversion 24: Apparently high school boys have a habit of removing their underwear when entering tight spaces.
Mar-03-2021
Chapter 23: Perversion 23: Even if I become the cleaning lady for the boy's bathroom
Jan-25-2021
Chapter 22: Perversion 22: My older girlfriend is so damn cute that I’m going to explode
Oct-16-2020
Chapter 21.5
Jun-17-2021
Chapter 21: Perversion 21: I can’t control my appetite for him now that he’s finished updating
Sep-15-2020
Chapter 20: Perversion 20: Bathing with a high school boy crosses the line from sexual to sacred, but also it’s still sexual
Sep-03-2020
Chapter 19: Perversion 19: After being separated for a day he treated me like a little girl for my log-in bonus. Are the admins gods?
Aug-18-2020
Chapter 18: Perversion 18: While the Hoshi’s away, the mice- I mean girls will play! I’m so nervous!
Jul-30-2020
Chapter 17: Perversion 17: If we’re alone together on a day off, all I can think about is doing dirty things, so I’m going to the bathroom
Jul-07-2020
Chapter 16: Perversion 16: I almost put a banana in my mouth so I’m going learn some self-control
Jul-02-2020
Chapter 15: Perversion 15: I let a high school boy fondle my boobs
May-30-2020
Chapter 14: I want to sneakily approach a high school boy and pull down his underwear while he's cooking
May-08-2020
Chapter 13: Perversion 13 – When you’re living with a minor and you want to put it in, make sure you announce what you’re doing first
Apr-18-2020
Chapter 12: Perversion 12 – Since I want sexual contact, my self-control decided to go on strike
Apr-06-2020
Chapter 11: Perversion 11: Haa... Hoshi is like a moth to a flame... and he’s here!!
Apr-06-2020
Chapter 10: A high school boy's vigor surpasses my wildest imagination
Mar-31-2020
Chapter 9: A high school boy wants to go to my house - I've never been this nervous!
Mar-27-2020
Chapter 8: Suddenly showing me his crotch... Is he gonna propose to me?
Mar-27-2020
Chapter 7.5: Chapter 7.5 What happened next
Mar-26-2020
Chapter 7: Perversion 7 – I accidentally showed my angel something obscene, but he actually just told me he likes me so I died
Mar-26-2020
Chapter 6: Thank you, summer, for letting me look at high school boys' swimsuits all I want!
Mar-23-2020
Chapter 5: Perversion 5 – I’m just looking! I’m just looking (with lust in my eyes)!!
Mar-22-2020
Chapter 4: Perversion 4 – The underwear of the boy I’m interested in that he took off and tossed on the floor of his room is my treasure
Mar-14-2020
Chapter 3: My Darling is cute down to the cellular level
Mar-07-2020
Chapter 2: I'll sniff with all my might because his nape smells so good
Feb-14-2020
Chapter 1: Siiigh, I don't want to go to work at all
Feb-14-2020
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