我想学火影忍者的某个主题曲第一句是“we are frighting dreamers”谁能告诉我怎么发音啊？

这是发音。

不过你需要注意的是日文里面R发音是和汉语拼音的L。
比如RA发音应该为LA。RI--LI RE--LE以此类推。

另：一些ha要发wa的音。总之有了罗马音再多听听模仿日语歌很容易啦。

祝你好运^^

罗马拼音：
flow go
We Are
Fighting Dreamers Takami wo mezashite
Fighting Dreamers Narifuri kamawazu
Fighting Dreamers Shinjiru ga mama ni
Oli Oli Oli Oh-! Just go my way!

Right here Right now (Bang!)
Buppanase Like a dangan LINER!
Right here Right now (Burn!)
Buttakitteku ze Get the fire!

Right here Right now (Bang!)
Buppanase Like a dangan LINER!
Right here Right now (Burn!)

Kewashii shura no michi no naka Hito no chizu wo hirogete doko e yuku?
Gokusaishoku no karasu ga Sore wo ubaitotte yaburisuteta

Saa kokoro no me Mihiraite Shika to ima wo mikiwamero! (Yeah!)
Ushinau mono nante nai sa Iza mairou!
We are
Fighting Dreamers Takami wo mezashite
Fighting Dreamers Narifuri kamawazu
Fighting Dreamers Shinjiru