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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:

82,295

Rating:

4.72 / 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 : 82,295
  • Genres : Comedy , Slice of life , School
  • Rating :
  •   manganato.art rate : 4.72 / 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 1,449 11-29 03:04
Chapter 105 1,177 11-29 03:04
Chapter 104 905 10-26 09:40
Chapter 103 1,788 08-30 01:45
Chapter 102.2 846 11-29 03:03
Chapter 102.1 136 11-29 03:03
Chapter 102 1,465 07-26 01:00
Chapter 101 1,216 07-21 09:23
Chapter 100.9 909 11-29 03:03
Chapter 100 1,461 05-31 01:17
Chapter 99.5 723 10-26 09:40
Chapter 99 1,536 04-25 18:30
Chapter 98.5 698 10-26 09:39
Chapter 98 1,629 03-28 17:27
Chapter 97 916 03-28 17:27
Chapter 96 604 03-28 17:27
Chapter 95.9 399 03-28 17:27
Chapter 95.5 978 03-28 17:27
Chapter 95 990 03-28 17:27
Chapter 94 1,214 03-28 17:27
Chapter 93.5 917 03-28 17:27
Chapter 93 1,030 03-28 17:27
Chapter 92.5 471 03-28 17:26
Chapter 92 817 03-28 17:26
Chapter 91.5 939 03-28 17:26
Chapter 91 127 08-31 13:48
Chapter 90.9 882 03-28 17:26
Chapter 90.8 249 03-28 17:26
Chapter 90.6 689 10-26 09:39
Chapter 90.5 207 03-28 17:26
Chapter 90 88 05-31 01:17
Chapter 89 74 08-31 13:51
Chapter 88.5 583 03-28 17:26
Chapter 88 76 08-31 13:51
Chapter 87 73 08-31 13:52
Chapter 86.9 808 03-28 17:26
Chapter 86.5 447 03-28 17:26
Chapter 86 68 08-31 13:52
Chapter 85.5 322 03-28 17:26
Chapter 85 65 05-31 01:17
Chapter 84 59 08-31 13:52
Chapter 83.9 396 03-28 17:26
Chapter 83 41 08-31 13:53
Chapter 82.5 499 03-28 17:26
Chapter 82 61 08-31 13:53
Chapter 81.9 589 03-28 17:26
Chapter 81.8 497 11-29 03:03
Chapter 81.5 327 03-28 17:26
Chapter 81 51 08-31 13:53
Chapter 80.8 926 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 43 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 42 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 73.5 418 11-29 03:03
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 1,001 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 5 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 17 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 6 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 6 08-31 14:06
Chapter 46.5 2 08-31 14:06
Chapter 46 4 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 25 08-31 14:09
Chapter 39.5 104 10-26 09:36
Chapter 39 21 05-31 01:16
Chapter 38.5 3 08-31 14:09
Chapter 38 20 05-31 01:16
Chapter 37.5 2 08-31 14:12
Chapter 37 10 08-31 14:12
Chapter 36.9 307 10-26 09:35
Chapter 36.5 0 08-31 14:12
Chapter 36 15 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 6 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 14 08-31 14:14
Chapter 31 5 08-31 14:14
Chapter 30.9 833 10-26 09:34
Chapter 30.8 178 10-26 09:34
Chapter 30.5 1 08-31 14:51
Chapter 30.2 4 08-31 14:15
Chapter 30.1 3 08-31 14:15
Chapter 30 12 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 21.5 614 10-26 09:32
Chapter 21.3 1 08-31 14:18
Chapter 21.2 1 08-31 14:18
Chapter 21.1 5 08-31 14:18
Chapter 21 12 08-31 14:19
Chapter 20.9 213 10-26 09:32
Chapter 20.5 312 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 3 08-31 14:22
Chapter 18.5 4 08-31 14:55
Chapter 18.1 3 08-31 14:22
Chapter 18 7 08-31 14:22
Chapter 17 11 05-31 01:16
Chapter 16 5 05-31 01:16
Chapter 15.5 1 10-26 09:32
Chapter 15 3 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 2 08-31 14:57
Chapter 10.2 6 08-31 14:24
Chapter 10 21 05-31 01:15
Chapter 9.5 2 08-31 14:25
Chapter 9 8 08-31 14:25
Chapter 8.5 5 08-31 14:25
Chapter 8 21 05-31 01:15
Chapter 7 8 08-31 14:29
Chapter 6.5 4 08-31 14:29
Chapter 6 18 08-31 14:29
Chapter 5.5 0 08-31 14:29
Chapter 5 17 08-31 14:29
Chapter 4 35 08-31 14:30
Chapter 3 100 08-31 14:30
Chapter 2 230 05-31 01:15
Chapter 1.5 65 08-31 14:30
Chapter 1 616 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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