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Oniichan wa Oshimai!

Oniichan wa Oshimai! on HariManga

Rating

Oniichan wa Oshimai! Average 5 / 5 out of 64

View

235,008

Alternative

お兄ちゃんはおしまい！ / Onii-chan is Done For

Genre(s)

Comedy, Genderswap, Doujinshi, slice_of_life, gender_bender

Release

2025

Status

Ongoing

Comments

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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LATEST MANGA RELEASES

Chapter name View Time uploaded

Chapter 105 826 10/25/2025

Chapter 104 267 09/26/2025

Chapter 103 797 08/30/2025

Chapter 102.2 104 11/06/2025

Chapter 102.1 625 11/06/2025

Chapter 102 216 08/30/2025

Chapter 101 544 06/28/2025

Chapter 100.9 262 11/06/2025

Chapter 100 710 06/28/2025

Chapter 99.5 628 08/30/2025

Chapter 99 868 06/28/2025

Chapter 98.5 464 08/30/2025

Chapter 98 836 06/28/2025

Chapter 97 830 06/28/2025

Chapter 96 335 06/28/2025

Chapter 95.9 915 06/28/2025

Chapter 95.5 575 06/28/2025

Chapter 95 401 06/28/2025

Chapter 94 133 06/28/2025

Chapter 93.5 216 06/28/2025

Chapter 93 534 06/28/2025

Chapter 92.5 248 06/28/2025

Chapter 92 218 06/28/2025

Chapter 91.5 768 06/28/2025

Chapter 91 995 06/28/2025

Chapter 90.9 612 06/28/2025

Chapter 90.8 178 06/28/2025

Chapter 90.5 348 06/28/2025

Chapter 90 451 06/28/2025

Chapter 89 873 06/28/2025

Chapter 88.5 385 06/28/2025

Chapter 88 716 06/28/2025

Chapter 87 222 06/28/2025

Chapter 86.9 515 06/28/2025

Chapter 86.5 222 06/28/2025

Chapter 86 411 06/28/2025

Chapter 85.5 828 06/28/2025

Chapter 85 458 06/28/2025

Chapter 84 992 06/28/2025

Chapter 83.9 678 06/28/2025

Chapter 83 911 06/28/2025

Chapter 82.5 991 06/28/2025

Chapter 82 552 06/28/2025

Chapter 81.9 543 06/28/2025

Chapter 81.5 812 06/28/2025

Chapter 81 113 06/28/2025

Chapter 80.8 439 06/28/2025

Chapter 80.5 201 06/28/2025

Chapter 80 554 06/28/2025

Chapter 79 315 06/28/2025

Chapter 78.9 949 06/28/2025

Chapter 78.5 785 06/28/2025

Chapter 78 291 06/28/2025

Chapter 77 367 06/28/2025

Chapter 76.9 361 06/28/2025

Chapter 76.1 465 06/28/2025

Chapter 76 993 06/28/2025

Chapter 75.1 800 06/28/2025

Chapter 75 350 06/28/2025

Chapter 74.5 181 06/28/2025

Chapter 74.1 982 06/28/2025

Chapter 74 499 06/28/2025

Chapter 73.5 307 11/06/2025

Chapter 73.1 270 06/28/2025

Chapter 73 890 06/28/2025

Chapter 72.9 789 06/28/2025

Chapter 72 489 06/28/2025

Chapter 71.5 848 06/28/2025

Chapter 71 112 06/28/2025

Chapter 70.9 202 06/28/2025

Chapter 70.8 667 06/28/2025

Chapter 70.7 251 06/28/2025

Chapter 70.5 462 06/28/2025

Chapter 70.1 969 06/28/2025

Chapter 70 758 06/28/2025

Chapter 69.5 190 06/28/2025

Chapter 69.1 680 06/28/2025

Chapter 69 634 06/28/2025

Chapter 68.1 900 06/28/2025

Chapter 68 530 06/28/2025

Chapter 67 838 06/28/2025

Chapter 66.5 114 06/28/2025

Chapter 66 449 06/28/2025

Chapter 65 288 06/28/2025

Chapter 64.2 640 06/28/2025

Chapter 64.1 186 06/28/2025

Chapter 64 537 06/28/2025

Chapter 63.5 130 06/28/2025

Chapter 63 815 06/28/2025

Chapter 62.5 951 06/28/2025

Chapter 62.1 586 06/28/2025

Chapter 62 348 06/28/2025

Chapter 61 847 06/28/2025

Chapter 60.5 579 06/28/2025

Chapter 60 333 06/28/2025

Chapter 59 805 06/28/2025

Chapter 58.5 701 06/28/2025

Chapter 58 283 06/28/2025

Chapter 57 609 06/28/2025

Chapter 56.5 567 06/28/2025

Chapter 56 450 06/28/2025

Chapter 55.1 536 06/28/2025

Chapter 55 202 06/28/2025

Chapter 54.9 110 06/28/2025

Chapter 54.8 711 06/28/2025

Chapter 54.7 351 06/28/2025

Chapter 54.5 585 06/28/2025

Chapter 54 998 06/28/2025

Chapter 53.5 232 06/28/2025

Chapter 53 914 06/28/2025

Chapter 52 353 06/28/2025

Chapter 51.5 338 06/28/2025

Chapter 51 661 06/28/2025

Chapter 50.7 476 06/28/2025

Chapter 50.6 210 06/28/2025

Chapter 50.5 312 06/28/2025

Chapter 50 346 06/28/2025

Chapter 49 638 06/28/2025

Chapter 48.5 783 06/28/2025

Chapter 48 153 06/28/2025

Chapter 47.5 454 06/28/2025

Chapter 47 351 06/28/2025

Chapter 46.5 283 06/28/2025

Chapter 46 613 06/28/2025

Chapter 45.9 422 06/28/2025

Chapter 45.7 143 06/28/2025

Chapter 45 873 06/28/2025

Chapter 44 489 06/28/2025

Chapter 43.5 314 06/28/2025

Chapter 43 458 06/28/2025

Chapter 42.6 696 06/28/2025

Chapter 42.5 539 06/28/2025

Chapter 42 704 06/28/2025

Chapter 41.8 592 06/28/2025

Chapter 41.7 221 06/28/2025

Chapter 41.6 525 06/28/2025

Chapter 41.5 401 06/28/2025

Chapter 41.3 798 06/28/2025

Chapter 41.1 458 06/28/2025

Chapter 41 247 06/28/2025

Chapter 40.8 436 06/28/2025

Chapter 40.6 899 06/28/2025

Chapter 40.5 840 06/28/2025

Chapter 40 915 06/28/2025

Chapter 39.5 920 06/28/2025

Chapter 39 188 06/28/2025

Chapter 38.5 192 06/28/2025

Chapter 38 308 06/28/2025

Chapter 37.5 288 06/28/2025

Chapter 37 463 06/28/2025

Chapter 36.9 644 06/28/2025

Chapter 36.5 296 06/28/2025

Chapter 36 717 06/28/2025

Chapter 35.6 142 06/28/2025

Chapter 35.5 985 06/28/2025

Chapter 35.4 466 06/28/2025

Chapter 35 285 06/28/2025

Chapter 34.5 541 06/28/2025

Chapter 34 679 06/28/2025

Chapter 33.5 653 06/28/2025

Chapter 33 379 06/28/2025

Chapter 32.5 760 06/28/2025

Chapter 32 644 06/28/2025

Chapter 31 783 06/28/2025

Chapter 30.9 202 06/28/2025

Chapter 30.8 228 06/28/2025

Chapter 30.5 816 06/28/2025

Chapter 30 931 06/28/2025

Chapter 29 252 06/28/2025

Chapter 28.2 310 06/28/2025

Chapter 28.1 118 06/28/2025

Chapter 28 248 06/28/2025

Chapter 27.5 730 06/28/2025

Chapter 27 546 06/28/2025

Chapter 26 750 06/28/2025

Chapter 25 206 06/28/2025

Chapter 24.5 835 06/28/2025

Chapter 24 607 06/28/2025

Chapter 23 867 06/28/2025

Chapter 22.5 756 06/28/2025

Chapter 22 347 06/28/2025

Chapter 21.5 391 06/28/2025

Chapter 21 452 06/28/2025

Chapter 20.9 202 06/28/2025

Chapter 20.5 346 06/28/2025

Chapter 20 247 06/28/2025

Chapter 19.1 428 06/28/2025

Chapter 19 312 06/28/2025

Chapter 18.5 913 06/28/2025

Chapter 18 142 06/28/2025

Chapter 17 450 06/28/2025

Chapter 16 848 06/28/2025

Chapter 15.5 431 06/28/2025

Chapter 15 248 06/28/2025

Chapter 14 995 06/28/2025

Chapter 13 121 06/28/2025

Chapter 12.5 449 06/28/2025

Chapter 12 271 06/28/2025

Chapter 11.1 257 06/28/2025

Chapter 11 170 06/28/2025

Chapter 10.9 148 06/28/2025

Chapter 10.5 827 06/28/2025

Chapter 10 174 06/28/2025

Chapter 9.5 938 06/28/2025

Chapter 9 837 06/28/2025

Chapter 8.5 985 06/28/2025

Chapter 8 539 06/28/2025

Chapter 7 694 06/28/2025

Chapter 6.5 687 06/28/2025

Chapter 6 365 06/28/2025

Chapter 5.5 918 06/28/2025

Chapter 5 424 06/28/2025

Chapter 4 523 06/28/2025

Chapter 3 405 06/28/2025

Chapter 2 610 06/28/2025

Chapter 1.5 357 06/28/2025

Chapter 1 487 06/28/2025

Chapter 0 551 06/28/2025

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