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1. Matching Keychains are the Utmost Pinnacle of Relationships! by khris_the_batearedfox

   Fandoms: 斉木楠雄のΨ難 | Saiki Kusuo no Sai-nan | The Disastrous Life of Saiki K.  

   • Not Rated
   • No Archive Warnings Apply
   • M/M
   • Complete Work

   25 Jan 2026

   Tags

   • No Archive Warnings Apply
   • Kaidou Shun/Kuboyasu Aren
   • Aiura Mikoto & Yumehara Chiyo
   • Kaidou Shun
   • Kuboyasu Aren
   • Kaidou Shun's Family
   • Saiki Kusuo
   • Teruhashi Kokomi
   • Yumehara Chiyo
   • Aiura Mikoto
   • Hairo Kineshi
   • Nendou Riki
   • Toritsuka Reita
   • Mera Chisato
   • Winter
   • Blizzards & Snowstorms
   • Mutual Pining
   • so much pining
   • Spoilers for The Titanic
   • Yeah I’d never had though I’d see that in a Saiki k fic either
   • Boys Kissing
   • Fluff
   • Soft Kuboyasu Aren
   • Protective Kuboyasu Aren
   • Aiura Mikoto is a Good Friend
   • Cute Kaidou Shun
   • One-Sided Kaidou Shun/Yumehara Chiyo
   • I’m sorry Chiyo I love you
   • oblivious idiots
   • Idiots in Love
   • Saiki Kusuo is so Done
   • Saiki Kusuo is a Good Friend
   • Holding Hands

   Summary

   The local Winter Festival is nearing, so of course the two best sworn friends have to go! Apparently, everyone else wants to accompany them too. Kuboyasu senses that two particular girls have ulterior motives up their sleeve, but he shouldn’t care about that, right?

   Language:

   English

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