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Omae Imouto ja Nakute Iinazuke datta no kayo!?
Alternative : お前妹じゃなくて許嫁だったのかよ！？ , You weren't My Sister, but My Fiancée?! , 你原来不是我的妹妹而是我的未婚妻啊!? , Kamu Bukan Adikku, Tapi Tunanganku?! , Ты была не моей сестрой, а моей невестой!? , Em Gái Tôi Là Hôn Thê Của Tôi!?
- Author(s) : Miraijin A
- Status : Completed
- Last updated : Jan-17-2026 12:18:55 AM
- Genres : Comedy , Romance , Slice of Life , School Life
Chapter name
Pages
Time uploaded
- Volume 5
- Chapter 30.1 17 01-11 15:22
- Chapter 30 28 01-07 21:26
- Chapter 29 26 01-04 13:22
- Chapter 28 26 12-23 03:08
- Chapter 27 26 12-19 04:07
- Chapter 26 26 12-10 18:38
- Chapter 25 24 12-06 04:31
- Volume 4
- Chapter 24.5 13 01-17 00:18
- Chapter 24 25 09-01 00:56
- Chapter 23 27 09-01 00:55
- Chapter 22 27 04-30 15:52
- Chapter 21 27 04-29 16:33
- Chapter 20 27 01-24 01:18
- Chapter 19 27 12-01 19:24
- Volume 3
- Chapter 18 28 11-22 20:18
- Chapter 17 28 11-17 17:50
- Chapter 16 25 10-07 00:29
- Chapter 15 26 07-06 01:01
- Chapter 14 28 06-16 21:46
- Chapter 13 28 03-13 20:46
- Volume 2
- Chapter 12.5 15 02-13 05:33
- Chapter 12 27 12-18 10:25
- Chapter 11 25 10-01 16:01
- Chapter 10 29 08-06 14:21
- Chapter 9 28 07-19 19:15
- Chapter 8 28 07-10 04:08
- Chapter 7.2 10 06-30 17:03
- Chapter 7.1 4 06-30 17:02
- Chapter 7 27 04-29 16:37
- Volume 1
- Chapter 6 26 03-27 18:22
- Chapter 5 28 02-26 16:55
- Chapter 4 26 02-15 19:59
- Chapter 3 26 01-25 01:47
- Chapter 2 25 01-19 07:37
- Chapter 1 30 01-01 10:31
Omae Imouto ja Nakute Iinazuke datta no kayo!? summary:
"Humanity, adore thy little sister—." "I wonder when my sister Kana started becoming distant from me—."
Shina Takashi lamented his current days, where being ignored was not uncommon. One day, his parents dropped a shocking revelation. Not only was Takashi not their biological son... but he was also the fiancé of Kana, whom he thought was his sister! From siblings to potential romantic interests, it’s not easy to sort out feelings. The fluctuating emotions, the bewildering distance. Their relationship undergoes an inevitable change—! She's a sister but not a sister!
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