I`m trying to learn the hiragana alphabet, it`s japanese. But in the japanese language they put both hiragana, katakana and kanji characters all in one sentence. I asked a friend who knows japanese why they don`t use just either one of the alphabets, because you write any japanese word using only hiragana. He explained it`s because kanji is more efficient, and it saves space.
By the way, the chinese characters for 1, 2 and 3 are ridiculously simple. They are as follows: 一 二 三