Japanese Body Language - 頭の回転が遅い

April 17, 2008 - 7:47 am by Bill Belew in Culture  

Japanese Body Language -

頭の回転が遅い[あたまのかいてんがおそい, atama no kaiten ga osoi] be slow; be slow on the uptake; be dull or dimwitted

This expression is quite similar to atama ga warui except in my opinion, it’s a bit more colorful.

kaiten is spinning or turning. And in the case of a dull person, [...]