kanji origin are Chinese characters and Japanese Kanji an identical thing? ちゅごお　alphabetto と　かんじ　と　ひとし　ですか。

how can i learn verb tenses? i'v read somewhere Japanese Verbs don't time and polarity. but they actually have lots of Tenses. i'd be appreciated if you demonstrate it for me. examples plz. {i just know hiragana}

nidai paragraph わたし　わ　morteza　です。 わたし　の　にほんご　わ　よわい　です。 もと　もと　おまえ　も　わたし　が　はなす　か。

how can i write japanese in windows. how can i write japanese in windows 8.1. i dont hav eany clue. and my laptop keyboard tags are english and arabic. how can i do that and master it?

language parts or grammar should i practice Japanese phrases and grammar first or try learning Kanji instead? here is an example of what i know already. "watashi wa "morteza" desu. watashi wa nihongo no gakusei desu. nihongo no suki desu. o kane wa suki desu. watashi no kami wa shiro janai desu."

hello japanese kunichiwa. watashi wa "morteza kavakebi". nihingo wa suki desu. watashi no o kuni wa "iran" ka. hai. thats all i got.