nisankakeisojārimasen
1. It is not silicon dioxide.
Noun
#1386033
1. It is not silicon dioxide.
1. year
2. counter for years (e.g. of an era), grades (e.g. school)
3. period of an apprentice's contract (usu. ten years)
1. twenty; 20
1. then; well
1. for; for the sake of
2. because of; as a result of
1. Japan