suruga-ya search - https://www.suruga-ya.jp/search?category=&search_word=%E3%82%AE%E3%83%AB%E3%82%AC%E3%83%AB%E3%83%89&cookie=true&inStock=Off

keychain - https://otamart.com/items/5535059/

JP Fanart keychain, it’s sold out but you can request a restock notification if you’ve got a pixiv account!- https://booth.pm/en/items/283506

redbubble sticker search (often a lot of stuff here is just edited official art, but it has some nice orginal stuff too at times)- https://www.redbubble.com/shop/aegislash+Sticker?ref=search_box