Food

Can you eat/Do you like (if you don't know what it is, then "no") :

1) Sushi
2) Natto
3) Hijiki
4) Oden
5) Tofu
6) Umeboshi
7) Takuan
8) Fried fish
9) Whale
10) Miso soup

Total= 2

Sushi, Fried Fish, and Whale are things I can't eat. I don't know what Nato, Hijiki, Oden, Umeboshi, and Takuan is. I can eat Tofu and Miso soup. I eat that all the time

Etiquette

Do you :

1) remove your shoes before entering your own house
2) slurp your ramen
3) excuse yourself all the time even when you are not wrong
4) bow (even slightly) when greeting or seeing someone off (in formal situations)
5) bow when you talk on the phone
6) buy omiyage for your colleagues, friends or family when you go somewhere (even for a few days)
7) nod or make little sounds agreement showing that you are listenning to someone
8) avoid teling people directly what you think
9) avoid putting soap or foam in your bath
10) refrain from eating in the street or while standing/walking.

Total = 6
Cultural adaptation

Can you :

1) Sleep on a futon
2) bear Japanese TV programmes
3) ride a bicycle with an umbrella in one hand
4) sit in "seiza"

Do you :

5) like J-pop
6) like kabuki
7) read manga
8) like sumo
9) like everything that is cute
10) like "onsen" (hot spring)

Total = 8

My bed used to be a futon, I watch Japanese shows all the time, I can't ride a bike, I sit in seiza all the time, I love J-pop, I've seen a few kabuki, I read manga like crazy, I like sumo, and my room is filled with random cutesy things.

I am 16/30. I haven't tried a lot of Japanese things.