We check this website, now macaro-ni.jp is up and dont blocked for our system and other users of the Internet.
So, answer to question: Is macaro-ni Down Right Now? - NO! macaro-ni is up!
If you have problem with access to site macaro-ni, and domain macaro-ni.jp is not avalible.
Clear browser cache and/or try other web browser
(Chrome, Firefox or Safari).