How to add a flair to this subreddit?

Welcome to Brand New Your World! A Subreddit for the Hatsune Miku: COLORFUL STAGE!/Project SEKAI mobile rhythm game. Official EN Discord Server: https://discord.gg/ColorfulStageEN

ELI5 why is america close with russia and japan but russia and japan hate each other. Isn't it a bit unwise?

Explain Like I'm Five is the best forum and archive on the internet for layperson-friendly explanations. Don't Panic!