Call 'em this: U+6F22 U+5B57 (漢字). If you want to know what to call them in running English text, just call them "Han characters", since that is what the Asians call them in their own languages. I mean, who is the real U+3070 U+304B U+3084 U+308D U+3046 here??
★じゅういっちゃん★ PTKA IZGT F SFNNGYGB ZRMSFTB WM NFEGT FM MGYWPRMKA FM F SFNNGYGB IWOG IWKK QGT FT IPQGT ZFXG GHRFK YWJZNM.