日本人の知らない日本語 I've read the translation that 日本人の知らない日本語 means: Japanese (language) that Japanese (people) don't know. But I don't understand how or what the の does in that sentence. If I'm not ...
When reffering to the school days, people often say 小学校の時, 中学校の時. Even though this may not be wrong, they are shortened forms of relatively complex (redundant) structures. Thus, they are close to the ...