this phrase it´s alright like this...? 気軽に口にしちゃいけない日本語 You shouldn´t speak japanese in such a carefree way or how should it be...

"Boy meets Girl"..? Can you tell me the meaning of this phrase and if you can, how to put it in spanish so that doesn´t sound to literal. It´s maybe "love a first sight"? Also "Boy/girl meets joyful"

Help to translate this please.... Is a part from an anime song: がんばって　笑ったって　ひとりじゃ戦えない サイテーは終わったよ、って　ほら! 呟いてみたりして (because I don´t understand well this part みたりしてI don´t understand well all) 再覚醒　そぉれっ　再起動! Also this, リセットはデフォルトではない――。 新しい絆――。 面倒な後悔なら　今は要らないの　って The reset will create a new defauult miracle, making annoying regrets, that´s why i don´t need it.... Is this correct? or how should I put it?

Help to translate this... Is a part from an anime song: がんばって　笑ったって　ひとりじゃ戦えない サイテーは終わったよ、って　ほら! 呟いてみたりして (because I don´t understand well this part みたりしてI don´t understand well all) 再覚醒　そぉれっ　再起動! Also this, リセットはデフォルトではない――。 新しい絆――。 面倒な後悔なら　今は要らないの　って The reset will create a new defauult miracle, making annoying regrets, that´s why i don´t need it.... Is this correct? or how should I put it?

Help to translate this... It´s a part from a song, 一緒に過ごせる時間の多さでは勝てないし 名前だってちゃんと呼んでもらえてなくて (If we could spend some time together, I couldn´t win because you can´t say properly my name) It´s alright? Well, i barely grasp the idea but I don´t understand well the し in the end of the first sentence Also, I heard that では alone means "then" but I´m not that sure.

遊ばれてcould mean...being mess up? Could i translate this sentence 約束は　北風に遊ばれて like: The promise was being messed up...? Because 遊ばれて like "being played" doesn´t make much sense. やっぱりね。 約束は　北風に遊ばれて 帰ろうか、それとも　 想い出にしちゃおうか きっと　こないの That´s the whole text.

Help and some doubts, are these sentence correct? 1.-今日がクリスマスじゃなきゃよかった: It´s good that today is christmas 2.- 明日もし逢ったら言うから「すぐに帰ったよ」と: If i see you tomorrow i´ll tell you: come back immediately 3.- 約束は　北風に遊ばれて 帰ろうか、それとも　想い出にしちゃおうか: The promise to play in the wind, you came back? or did you remember it? 1.- what´s exactly the meaning of じゃなきゃ? 2.- と here is like って right? 3.- Can you tell me please what says, I tried but that doesn´t make sense, and i don´t get well the function of しちゃおう, i know it´s a contraction of してしまう but nothing else. thanks in advance.

What´s the difference between 世界(せかい)　and 世(よ) if both mean world? Well, i wanna know when to use both words. Also what´s the meaning of this word 転世.

How many kanjis are needed to read...? As the question says, i wanna know how many kanjis you need or which levels to read something like a light novel, a manga (without furigana), a newspaper, an encyclopedia, and so on....