Kyuni Anega Dekimashite!
completed
By Rokushou Kokuu
Asami, a beautiful but mysterious girl appears before Ryosuke, the protagonist who is in his thirties, and claims that she is his sister. She is the sister of Ryosuke's brother's wife, in other words, she is somewhat Ryosuke's sister... Aiming to be the ideal older sister, she decides to engage in extreme big sisterly acts!
Chapters
21 total
Chapter 21: I Suddenly Have An Older Sister!
Aug 9, 2025
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Chapter 20: I Suddenly Got A Phone Call
Jul 25, 2025
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Chapter 19: I Suddenly Have To Wear A Yukata!
Jul 9, 2025
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Chapter 18: I'm Suddenly Going To An Onsen!
Jun 26, 2025
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Chapter 17: I Suddenly Have To Stop Stripping
Jun 12, 2025
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Chapter 16: I Suddenly Have To Take An Intensive Course
May 28, 2025
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Chapter 15: Suddenly, a sibling battle broke out!
May 8, 2025
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Chapter 14: Suddenly I Went to Pool
Aug 3, 2023
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Chapter 13: Suddenly I Got Introduced
Jun 8, 2023
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Chapter 12: Suddenly I Got Delivered
Apr 15, 2023
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Chapter 11: Suddenly I Became a Home Tutor
Mar 20, 2023
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Chapter 10: Suddenly I Got Nursed
Jan 23, 2023
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Chapter 9: Suddenly I Got Called and Told to Pick Her Up
Jan 11, 2023
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Chapter 8: Suddenly I Got Pressed for Answers
Nov 6, 2022
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Chapter 7: Suddenly My Sister-in-Law Came to Visit
Oct 3, 2022
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Chapter 6: Suddenly I'm Being Healed
Aug 29, 2022
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Chapter 5: Suddenly I Became a Model
Jun 28, 2022
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Chapter 4: Suddenly I Have a Little Sister
May 9, 2022
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Chapter 3: Suddenly We Went on a Shopping Date Together
Apr 9, 2022
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Chapter 2: Suddenly We Started Living Together
Feb 23, 2022
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Chapter 1
Jan 9, 2022
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