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Manga Online » Onimai: I'M Now Your Sister!

Onimai: I'M Now Your Sister!

Author(s):

Nekotoufu

Status:

Ongoing

Last updated:

Nov-29-2025 03:04:14 AM

View:

81,013

Rating:

4.715 / 5 - 163 votes

CHAPTER LIST
Start Reading Newest Chapter

Genres

Comedy Slice of life School

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Onimai: I'M Now Your Sister! CHAPTER LIST
Start Reading Newest Chapter

  • Onimai: I'M Now Your Sister!

  • Author(s) : Nekotoufu
  • Status : Ongoing
  • Last updated : Nov-29-2025 03:04:14 AM
  • TransGroup :
  • View : 81,013
  • Genres : Comedy , Slice of life , School
  • Rating :
  •   manganato.gg rate : 4.715 / 5 - 163 votes

📢 New Feature: Save Reading History for Guests!
MangaNato automatically saves your reading history—no account required!
Pick up your favorite manga right where you left off with ease. Log in to keep your progress synced across devices.
📌 Find your saved history in the section on the site.

Chapter name View Time uploaded
Chapter 106 873 1 hour ago
Chapter 105 954 1 hour ago
Chapter 104 839 10-26 09:40
Chapter 103 1,767 08-30 01:45
Chapter 102.2 830 1 hour ago
Chapter 102.1 117 1 hour ago
Chapter 102 1,453 07-26 01:00
Chapter 101 1,200 07-21 09:23
Chapter 100.9 897 1 hour ago
Chapter 100 1,440 05-31 01:17
Chapter 99.5 716 10-26 09:40
Chapter 99 1,529 04-25 18:30
Chapter 98.5 693 10-26 09:39
Chapter 98 1,621 03-28 17:27
Chapter 97 910 03-28 17:27
Chapter 96 599 03-28 17:27
Chapter 95.9 395 03-28 17:27
Chapter 95.5 974 03-28 17:27
Chapter 95 986 03-28 17:27
Chapter 94 1,209 03-28 17:27
Chapter 93.5 912 03-28 17:27
Chapter 93 1,026 03-28 17:27
Chapter 92.5 466 03-28 17:26
Chapter 92 811 03-28 17:26
Chapter 91.5 937 03-28 17:26
Chapter 91 120 08-31 13:48
Chapter 90.9 878 03-28 17:26
Chapter 90.8 245 03-28 17:26
Chapter 90.6 685 10-26 09:39
Chapter 90.5 204 03-28 17:26
Chapter 90 83 05-31 01:17
Chapter 89 72 08-31 13:51
Chapter 88.5 581 03-28 17:26
Chapter 88 75 08-31 13:51
Chapter 87 70 08-31 13:52
Chapter 86.9 804 03-28 17:26
Chapter 86.5 444 03-28 17:26
Chapter 86 59 08-31 13:52
Chapter 85.5 319 03-28 17:26
Chapter 85 60 05-31 01:17
Chapter 84 54 08-31 13:52
Chapter 83.9 391 03-28 17:26
Chapter 83 37 08-31 13:53
Chapter 82.5 495 03-28 17:26
Chapter 82 58 08-31 13:53
Chapter 81.9 588 03-28 17:26
Chapter 81.8 495 1 hour ago
Chapter 81.5 326 03-28 17:26
Chapter 81 50 08-31 13:53
Chapter 80.8 925 03-28 17:26
Chapter 80.6 828 10-26 09:39
Chapter 80.5 10 08-31 13:53
Chapter 80 55 08-31 13:53
Chapter 79 42 08-31 13:54
Chapter 78.9 330 03-28 17:26
Chapter 78.5 9 08-31 13:54
Chapter 78 14 05-31 01:17
Chapter 77 29 08-31 13:54
Chapter 76.9 465 03-28 17:26
Chapter 76.1 985 03-28 17:26
Chapter 76 26 05-31 01:16
Chapter 75.1 695 03-28 17:26
Chapter 75 41 08-31 13:55
Chapter 74.5 2 08-31 13:55
Chapter 74.1 463 03-28 17:26
Chapter 74 30 08-31 13:55
Chapter 73.5 417 1 hour ago
Chapter 73.1 587 03-28 17:26
Chapter 73 28 08-31 13:55
Chapter 72.9 162 03-28 17:26
Chapter 72 16 05-31 01:16
Chapter 71.5 10 08-31 13:56
Chapter 71 78 08-31 13:56
Chapter 70.9 1,000 10-26 09:39
Chapter 70.8 611 10-26 09:39
Chapter 70.7 246 10-26 09:39
Chapter 70.5 0 08-31 13:56
Chapter 70.1 306 10-26 09:38
Chapter 70 9 08-31 13:57
Chapter 69.5 0 08-31 13:57
Chapter 69.1 379 10-26 09:38
Chapter 69 4 05-31 01:16
Chapter 68.1 441 10-26 09:38
Chapter 68 8 08-31 13:57
Chapter 67 6 08-31 13:58
Chapter 66.5 0 08-31 13:58
Chapter 66 2 08-31 13:58
Chapter 65 1 08-31 13:58
Chapter 64.1 727 10-26 09:38
Chapter 64 3 08-31 13:58
Chapter 63.5 1 08-31 13:59
Chapter 63 2 08-31 13:59
Chapter 62.5 0 10-26 09:38
Chapter 62.1 790 10-26 09:38
Chapter 62 5 08-31 13:59
Chapter 61 0 08-31 14:00
Chapter 60.5 301 03-28 17:25
Chapter 60.2 0 08-31 14:00
Chapter 60.1 0 08-31 14:00
Chapter 60 9 08-31 14:01
Chapter 59 3 08-31 14:01
Chapter 58.5 1 08-31 14:01
Chapter 58 6 08-31 14:01
Chapter 57 4 08-31 14:02
Chapter 56.5 6 08-31 14:02
Chapter 56 5 08-31 14:02
Chapter 55 8 08-31 14:03
Chapter 54.9 988 10-26 09:38
Chapter 54.7 191 10-26 09:37
Chapter 54.5 5 08-31 14:03
Chapter 54 15 08-31 14:03
Chapter 53.5 2 08-31 14:03
Chapter 53 15 05-31 01:16
Chapter 52 7 08-31 14:04
Chapter 51.5 0 10-26 09:37
Chapter 51 16 05-31 01:16
Chapter 50.7 269 10-26 09:37
Chapter 50.6 888 10-26 09:37
Chapter 50.5 3 08-31 14:40
Chapter 50.3 2 08-31 14:04
Chapter 50 17 08-31 14:05
Chapter 49 4 08-31 14:05
Chapter 48.5 1 08-31 14:05
Chapter 48 6 08-31 14:06
Chapter 47.5 2 08-31 14:06
Chapter 47 5 08-31 14:06
Chapter 46.5 2 08-31 14:06
Chapter 46 3 08-31 14:06
Chapter 45.9 799 10-26 09:37
Chapter 45.7 936 10-26 09:37
Chapter 45 14 05-31 01:16
Chapter 44 7 08-31 14:07
Chapter 43.5 2 10-26 09:37
Chapter 43 2 08-31 14:07
Chapter 42.6 203 10-26 09:37
Chapter 42.5 0 10-26 09:36
Chapter 42 6 08-31 14:08
Chapter 41.7 753 10-26 09:36
Chapter 41.3 0 10-26 09:36
Chapter 41.2 1 08-31 14:08
Chapter 41.1 1 10-26 09:36
Chapter 41 5 08-31 14:08
Chapter 40.8 110 10-26 09:36
Chapter 40.6 785 10-26 09:36
Chapter 40.5 5 08-31 14:44
Chapter 40.2 0 08-31 14:08
Chapter 40.1 0 08-31 14:09
Chapter 40 24 08-31 14:09
Chapter 39.5 103 10-26 09:36
Chapter 39 20 05-31 01:16
Chapter 38.5 3 08-31 14:09
Chapter 38 18 05-31 01:16
Chapter 37.5 2 08-31 14:12
Chapter 37 8 08-31 14:12
Chapter 36.9 306 10-26 09:35
Chapter 36.5 0 08-31 14:12
Chapter 36 12 05-31 01:16
Chapter 35.6 847 10-26 09:35
Chapter 35.5 201 10-26 09:35
Chapter 35.4 349 10-26 09:35
Chapter 35 10 08-31 14:13
Chapter 34.5 2 08-31 14:13
Chapter 34 5 08-31 14:13
Chapter 33.5 0 08-31 14:14
Chapter 33 3 08-31 14:14
Chapter 32.5 3 08-31 14:14
Chapter 32 13 08-31 14:14
Chapter 31 4 08-31 14:14
Chapter 30.9 832 10-26 09:34
Chapter 30.8 177 10-26 09:34
Chapter 30.5 1 08-31 14:51
Chapter 30.2 3 08-31 14:15
Chapter 30.1 3 08-31 14:15
Chapter 30 9 08-31 14:15
Chapter 29 4 08-31 14:15
Chapter 28.6 456 10-26 09:34
Chapter 28.5 236 10-26 09:33
Chapter 28.2 985 10-26 09:33
Chapter 28.1 361 10-26 09:33
Chapter 28 7 08-31 14:15
Chapter 27.5 0 10-26 09:33
Chapter 27 9 05-31 01:16
Chapter 26.5 1 08-31 14:16
Chapter 26 9 05-31 01:16
Chapter 25.5 0 08-31 14:53
Chapter 25.1 0 08-31 14:17
Chapter 25 8 08-31 14:17
Chapter 24.5 395 10-26 09:32
Chapter 24.2 0 08-31 14:17
Chapter 24.1 1 08-31 14:17
Chapter 24 10 08-31 14:17
Chapter 23 13 05-31 01:16
Chapter 22.5 389 10-26 09:32
Chapter 22 18 08-31 14:18
Chapter 21.5 613 10-26 09:32
Chapter 21.3 1 08-31 14:18
Chapter 21.2 0 08-31 14:18
Chapter 21.1 1 08-31 14:18
Chapter 21 11 08-31 14:19
Chapter 20.9 211 10-26 09:32
Chapter 20.5 311 03-28 17:25
Chapter 20.2 5 08-31 14:19
Chapter 20.1 1 08-31 14:19
Chapter 20 9 08-31 14:22
Chapter 19.1 240 10-26 09:32
Chapter 19 2 08-31 14:22
Chapter 18.5 4 08-31 14:55
Chapter 18.1 3 08-31 14:22
Chapter 18 4 08-31 14:22
Chapter 17 10 05-31 01:16
Chapter 16 5 05-31 01:16
Chapter 15.5 1 10-26 09:32
Chapter 15 2 08-31 14:23
Chapter 14 3 08-31 14:23
Chapter 13 23 05-31 01:16
Chapter 12.5 1 10-26 09:32
Chapter 12 15 08-31 14:24
Chapter 11.1 544 10-26 09:32
Chapter 11 8 08-31 14:24
Chapter 10.9 129 10-26 09:32
Chapter 10.5 1 08-31 14:57
Chapter 10.2 4 08-31 14:24
Chapter 10 20 05-31 01:15
Chapter 9.5 2 08-31 14:25
Chapter 9 7 08-31 14:25
Chapter 8.5 5 08-31 14:25
Chapter 8 19 05-31 01:15
Chapter 7 8 08-31 14:29
Chapter 6.5 4 08-31 14:29
Chapter 6 17 08-31 14:29
Chapter 5.5 0 08-31 14:29
Chapter 5 17 08-31 14:29
Chapter 4 34 08-31 14:30
Chapter 3 92 08-31 14:30
Chapter 2 207 05-31 01:15
Chapter 1.5 62 08-31 14:30
Chapter 1 568 07-21 09:23

Onimai: I'M Now Your Sister! summary:

Mahiro Oyama was an ordinary guy who had an interest in erotic games. However, his life took a sudden turn when he woke up as a female one morning. His younger sister Mihari had used him in one of her scientific experiments, which had a catastrophic effect on Mahiro. Despite his desire to return to his previous lifestyle of playing games and remaining indoors, Mihari was determined to study him, and things were bound to get even more bizarre from here on out.

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