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Manga Online » Oniichan wa Oshimai!

Oniichan wa Oshimai!

Author(s):

Nekotoufu / ねことうふ / GRINP

Status:

Ongoing

Last updated:

Oct-25-2025 12:01:15 AM

View:

265,043

Rating:

5.00 / 5 - 58 votes

CHAPTER LIST
Start Reading Newest Chapter

Genres

Comedy Slice of life Gender bender Doujinshi Genderswap

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Oniichan wa Oshimai! CHAPTER LIST
Start Reading Newest Chapter

  • Oniichan wa Oshimai!

    Alternative : お兄ちゃんはおしまい！ / Onii-chan is Done For

  • Author(s) : Nekotoufu / ねことうふ / GRINP
  • Status : Ongoing
  • Last updated : Oct-25-2025 12:01:15 AM
  • TransGroup :
  • View : 265,043
  • Genres : Comedy , Slice of life , Gender bender , Doujinshi , Genderswap
  • Rating :
  •   natomanga.com rate : 5.00 / 5 - 58 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 105 936 10-25 00:01
Chapter 104 1,065 09-26 23:21
Chapter 103 774 08-30 00:53
Chapter 102.2 246 11-06 19:52
Chapter 102.1 151 11-06 19:51
Chapter 102 578 08-30 00:52
Chapter 101 1,514 06-28 00:27
Chapter 100.9 517 11-06 19:51
Chapter 100 1,495 05-31 21:39
Chapter 99.5 293 08-30 00:52
Chapter 99 1,190 05-31 21:38
Chapter 98.5 885 08-30 00:52
Chapter 98 392 05-31 21:38
Chapter 97 675 05-31 21:38
Chapter 96 863 05-31 21:38
Chapter 95.9 443 05-31 21:37
Chapter 95.5 968 05-31 21:37
Chapter 95 504 05-31 21:37
Chapter 94 878 05-31 21:37
Chapter 93.5 532 05-31 21:36
Chapter 93 704 05-31 21:36
Chapter 92.5 853 05-31 21:36
Chapter 92 522 05-31 21:36
Chapter 91.5 506 05-31 21:36
Chapter 91 551 05-31 21:35
Chapter 90.9 1,011 05-31 21:35
Chapter 90.8 378 05-31 21:35
Chapter 90.5 810 05-31 21:35
Chapter 90 835 05-31 21:34
Chapter 89 587 05-31 21:34
Chapter 88.5 296 05-31 21:34
Chapter 88 863 05-31 21:34
Chapter 87 579 05-31 21:33
Chapter 86.9 1,007 05-31 21:33
Chapter 86.5 984 05-31 21:33
Chapter 86 796 05-31 21:33
Chapter 85.5 479 05-31 21:33
Chapter 85 988 05-31 21:32
Chapter 84 1,082 05-31 21:32
Chapter 83.9 523 05-31 21:32
Chapter 83 593 05-31 21:32
Chapter 82.5 627 05-31 21:31
Chapter 82 873 05-31 21:31
Chapter 81.9 844 05-31 21:31
Chapter 81.5 232 05-31 21:31
Chapter 81 991 05-31 21:30
Chapter 80.8 406 05-31 21:30
Chapter 80.5 837 05-31 21:30
Chapter 80 280 05-31 21:30
Chapter 79 829 05-31 21:29
Chapter 78.9 661 05-31 21:29
Chapter 78.5 374 05-31 21:28
Chapter 78 777 05-31 21:28
Chapter 77 727 05-31 21:28
Chapter 76.9 334 05-31 21:28
Chapter 76.1 574 05-31 21:28
Chapter 76 985 05-31 21:27
Chapter 75.1 973 05-31 21:27
Chapter 75.0 540 05-31 21:27
Chapter 74.5 616 05-31 21:27
Chapter 74.1 960 05-31 21:26
Chapter 74 752 05-31 21:26
Chapter 73.5 834 11-06 19:51
Chapter 73.1 823 05-31 21:26
Chapter 73 879 05-31 21:26
Chapter 72.9 379 05-31 21:26
Chapter 72 961 05-31 21:25
Chapter 71.5 344 05-31 21:25
Chapter 71 511 05-31 21:25
Chapter 70.9 1,045 05-31 21:25
Chapter 70.8 514 05-31 21:24
Chapter 70.7 563 05-31 21:24
Chapter 70.5 456 05-31 21:24
Chapter 70.1 814 05-31 21:24
Chapter 70.0 1,031 05-31 21:24
Chapter 69.5 253 05-31 21:23
Chapter 69.1 242 05-31 21:23
Chapter 69.0 787 05-31 21:23
Chapter 68.1 927 05-31 21:23
Chapter 68.0 676 05-31 21:22
Chapter 67 353 05-31 21:22
Chapter 66.5 267 05-31 21:22
Chapter 66 821 05-31 21:22
Chapter 65 875 05-31 21:22
Chapter 64.2 965 05-31 21:21
Chapter 64.1 900 05-31 21:21
Chapter 64.0 679 05-31 21:21
Chapter 63.5 564 05-31 21:21
Chapter 63 410 05-31 21:21
Chapter 62.5 221 05-31 21:20
Chapter 62.1 998 05-31 21:20
Chapter 62 792 05-31 21:20
Chapter 61 990 05-31 21:20
Chapter 60.5 854 05-31 21:19
Chapter 60 326 05-31 21:19
Chapter 59 980 05-31 21:18
Chapter 58.5 671 05-31 21:18
Chapter 58 643 05-31 21:18
Chapter 57 195 05-31 21:18
Chapter 56.5 1,027 05-31 21:17
Chapter 56 800 05-31 21:17
Chapter 55.1 368 05-31 21:17
Chapter 55.0 420 05-31 21:17
Chapter 54.9 248 05-31 21:16
Chapter 54.8 820 05-31 21:16
Chapter 54.7 1,000 05-31 21:16
Chapter 54.5 218 05-31 21:16
Chapter 54 283 05-31 21:16
Chapter 53.5 1,005 05-31 21:15
Chapter 53 251 05-31 21:15
Chapter 52 709 05-31 21:15
Chapter 51.5 397 05-31 21:15
Chapter 51 403 05-31 21:15
Chapter 50.7 174 05-31 21:14
Chapter 50.6 165 05-31 21:14
Chapter 50.5 936 05-31 21:14
Chapter 50 441 05-31 21:14
Chapter 49 325 05-31 21:13
Chapter 48.5 1,011 05-31 21:13
Chapter 48 976 05-31 21:13
Chapter 47.5 900 05-31 21:13
Chapter 47 969 05-31 21:13
Chapter 46.5 768 05-31 21:12
Chapter 46 668 05-31 21:12
Chapter 45.9 1,026 05-31 21:12
Chapter 45.7 430 05-31 21:12
Chapter 45 623 05-31 21:11
Chapter 44 479 05-31 21:11
Chapter 43.5 701 05-31 21:11
Chapter 43 572 05-31 21:11
Chapter 42.6 480 05-31 21:11
Chapter 42.5 521 05-31 21:10
Chapter 42 815 05-31 21:10
Chapter 41.8 406 05-31 21:10
Chapter 41.7 165 05-31 21:10
Chapter 41.6 802 05-31 21:09
Chapter 41.5 366 05-31 21:09
Chapter 41.3 170 05-31 21:09
Chapter 41.1 917 05-31 21:09
Chapter 41.0 567 05-31 21:09
Chapter 40.8 188 05-31 21:08
Chapter 40.6 610 05-31 21:08
Chapter 40.5 629 05-31 21:08
Chapter 40 262 05-31 21:08
Chapter 39.5 377 05-31 21:07
Chapter 39 640 05-31 21:07
Chapter 38.5 1,030 05-31 21:07
Chapter 38 799 05-31 21:07
Chapter 37.5 258 05-31 21:06
Chapter 37 302 05-31 21:06
Chapter 36.9 667 05-31 21:06
Chapter 36.5 183 05-31 21:06
Chapter 36 698 05-31 21:05
Chapter 35.6 342 05-31 21:05
Chapter 35.5 599 05-31 21:05
Chapter 35.4 507 05-31 21:05
Chapter 35 762 05-31 21:05
Chapter 34.5 910 05-31 21:04
Chapter 34 295 05-31 21:04
Chapter 33.5 649 05-31 21:04
Chapter 33 773 05-31 21:04
Chapter 32.5 604 05-31 21:03
Chapter 32 451 05-31 21:03
Chapter 31 877 05-31 21:03
Chapter 30.9 736 05-31 21:03
Chapter 30.8 729 05-31 21:02
Chapter 30.5 523 05-31 21:02
Chapter 30 842 05-31 21:02
Chapter 29 407 05-31 21:02
Chapter 28.2 387 05-31 21:01
Chapter 28.1 917 05-31 21:01
Chapter 28.0 804 05-31 21:01
Chapter 27.5 707 05-31 21:01
Chapter 27 616 05-31 21:00
Chapter 26 289 05-31 21:00
Chapter 25 553 05-31 21:00
Chapter 24.5 1,002 05-31 21:00
Chapter 24 467 05-31 20:59
Chapter 23 209 05-31 20:59
Chapter 22.5 944 05-31 20:59
Chapter 22 365 05-31 20:59
Chapter 21.5 868 05-31 20:59
Chapter 21 802 05-31 20:58
Chapter 20.9 479 05-31 20:58
Chapter 20.5 204 05-31 20:58
Chapter 20 1,029 05-31 20:58
Chapter 19.1 530 05-31 20:57
Chapter 19.0 664 05-31 20:57
Chapter 18.5 997 05-31 20:57
Chapter 18 338 05-31 20:57
Chapter 17 1,036 05-31 20:57
Chapter 16 936 05-31 20:56
Chapter 15.5 228 05-31 20:56
Chapter 15 922 05-31 20:56
Chapter 14 314 05-31 20:56
Chapter 13 652 05-31 20:56
Chapter 12.5 871 05-31 20:55
Chapter 12 833 05-31 20:55
Chapter 11.1 587 05-31 20:55
Chapter 11.0 586 05-31 20:55
Chapter 10.9 579 05-31 20:54
Chapter 10.5 729 05-31 20:54
Chapter 10 748 05-31 20:54
Chapter 9.5 505 05-31 20:54
Chapter 9 972 05-31 20:54
Chapter 8.5 723 05-31 20:53
Chapter 8 280 05-31 20:53
Chapter 7 987 05-31 20:53
Chapter 6.5 918 05-31 20:53
Chapter 6 784 05-31 20:52
Chapter 5.5 304 05-31 20:52
Chapter 5 363 05-31 20:52
Chapter 4 738 05-31 20:52
Chapter 3 727 05-31 20:52
Chapter 2 1,432 05-31 20:51
Chapter 1.5 1,312 05-31 20:51
Chapter 1.0 1,221 05-31 20:51
Chapter 0 491 05-31 20:51

Oniichan wa Oshimai! summary:

Mihari Oyama's brother turns into a girl after she slips a certain medicine into his dinner. This is the story of him learning the ways of being a girl.

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