Perhaps you mean 'ichiban' (一番) which is japanese for 'best', 'number one', 'most' or 'favorite'. It can be used in the following sentences:
一番好きな食べ物はすしです
Ichiban sukina tabemono wa sushi desu
My favorite food is sushi
日本で一番有名な市は東京です
Nihon de ichiban yuumeina ichi wa toukyou desu
Tokyo is the most famous city in Japan
I hope this helps.
Do you mean: Does Japan have Christmas?
Its a map.....of...Japan.
it is not a word in japan
Probably you mean "X Japan" which is a former rock group.
the emperor of Japan the emperor of japan; or it can mean emperor. (As in the leader of an empire.) aka "tenno"
Kwuyi
Port
A homosexual in Japan.
Pineapple
a flower
Tsumarenai
Japan only