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   Kaijin by Nadmi

   Fandoms: 僕のヒーローアカデミア | Boku no Hero Academia | My Hero Academia (Anime & Manga)  

   • Teen And Up Audiences
   • Graphic Depictions Of Violence
   • No category
   • Complete Work

   27 Jun 2024

   Tags

   • Graphic Depictions Of Violence
   • Bakugou Katsuki & Midoriya Izuku
   • Midoriya Izuku & Toga Himiko
   • Dabi | Todoroki Touya & Midoriya Izuku
   • Class 1-A & Midoriya Izuku
   • Aizawa Shouta | Eraserhead & Midoriya Izuku
   • Midoriya Izuku & Yamada Hizashi | Present Mic
   • Midoriya Izuku & Tsukauchi Naomasa
   • Dabi | Todoroki Touya/Takami Keigo | Hawks
   • Aizawa Shouta | Eraserhead/Tsukauchi Naomasa/Yamada Hizashi | Present Mic
   • Bakugou Katsuki/Shinsou Hitoshi
   • Hatsume Mei/Toga Himiko
   • Kirishima Eijirou/Midoriya Izuku
   • Midoriya Izuku
   • Bakugou Katsuki
   • Dabi | Todoroki Touya
   • Toga Himiko
   • Aizawa Shouta | Eraserhead
   • Yamada Hizashi | Present Mic
   • Tsukauchi Naomasa
   • Class 1-A (My Hero Academia)
   • Midoriya Inko
   • Bakugou Mitsuki
   • Original Characters
   • others appear briefly
   • Toogata Mirio
   • Amajiki Tamaki
   • Kirishima Eijirou
   • Shinsou Hitoshi
   • Bakusquad - Character
   • Fluff and Angst
   • Homeless Midoriya Izuku
   • Homeless Toga Himiko
   • Homeless Dabi | Todoroki Touya
   • Midoriya Izuku Does Not Have One for All Quirk
   • Midoriya Izuku Has a Transformation-Type Quirk
   • Shinsou Hitoshi Replaces Mineta Minoru
   • Vigilante Midoriya Izuku
   • Cryptid Midoriya Izuku
   • Midoriya Izuku is a Vent Gremlin
   • Out of Character Bakugou Katsuki
   • Bakugou Mitsuki went to therapy
   • So her son doesn't have a complex
   • Abusive Midoriya Inko
   • Good Parent Bakugou Mitsuki
   • Torture
   • Midoriya Izuku Needs A Hug
   • Dabi | Todoroki Touya & Midoriya Izuku & Toga Himiko Friendship
   • Feral Behavior
   • Underground Fight Ring
   • Bakugou Katsuki is a Good Friend
   • Toga Himiko is a Good Friend
   • Dabi | Todoroki Touya is a Good Friend
   • raised by cats
   • No beta we die like the man Kirishima would want us to be
   • But I edit obsessively so it shouldn't be too bad
   • Protective Aizawa Shouta | Eraserhead
   • Protective Yamada Hizashi | Present Mic
   • Protective Tsukauchi Naomasa
   • Quirk Discrimination (My Hero Academia)
   • Trigger Drug (My Hero Academia)
   • Smart Midoriya Izuku
   • Medical Inaccuracies
   • I tried but I'm not a doctor
   • Pierced Midoriya Izuku
   • Pierced Dabi | Todoroki Touya
   • Aizawa Shouta | Eraserhead Adopts Midoriya Izuku
   • Aizawa Shouta | Eraserhead Adopts Toga Himiko
   • Aizawa Shouta | Eraserhead & Yamada Hizashi | Present Mic & Tsukauchi Naomasa Adopts Shinsou Hitoshi
   • Yagi Toshinori | All Might Being an Idiot
   • he's just a little out of touch
   • Shigaraki Tomura | Shimura Tenko Redemption
   • Kurogiri is Shirakumo Oboro
   • Izuku is an Escape Artist
   • but only at the most inconvenient times

   Summary

   When Izuku is diagnosed quirkless at six years old his mother sells him off.
   While stuck in a nightmare, Izuku gains a quirk and decides to take his chances on the streets. With the help of some feral cats and a couple unlikely friends Izuku grows up in the margins of society, his dream of being a hero pushed aside in favor of survival.
   Izuku becomes Kaijin, an urban cryptid said to be more animal than boy.

   Language:

   English

   Words:

   301,738

   Chapters:

   45/45

   Comments:

   1,444

   Kudos:

   6,125

   Bookmarks:

   1,827

   Hits:

   221,906

   Bookmarked by Sarcelle17

   03 Jun 2026

   Bookmarker's Notes

   Amazing, long live the cryptid cult, Kirishima x Izuku