easy, in your プロフィール under your 画像 there is an uption in blue that says "upload photos" click in that and then アップロード the 写真 あなた want! down it says: "make this imagen my icon" または something like that, click in the little square and then click in "submit imagen" and tadah! あなた have that as an アイコン ;)
Very easy!Just click アップロード pictures on your profile. Then, look for the name of your icon. Then, check the box that say "make this picture my プロフィール picture".Then, cick "upload picture". Then, wait for it upload. Then TADA! There it is!
