Japanese.
First "Negima!" then the story is re-told in "negima!?" then the OVA's "Spring & Summer"
To date there are 32 tankōbon of Negima!, but as it is an ongoing series the volume count will increase in the future.
you can watch it on hulu. it's in the japanese. There's a scanlation from AQS-anime.
There are 26 episodes in "Negima!" .
Momoko is a Japanese name. It is not common in Chinese culture.
Japanese.
The samurai is a Japanese warrior, not Chinese.
Chinese has different sounds, lettering, and meanings to their writings. Japanese is the same way but Japanese do borrow the Chinese lettering from the Chinese and but the Japanese do have their own pronunciation for it. They are still different languages.
chinese
Japanese.
JAPANESE. ¬__¬
Because, the language set is Chinese or Japanese?