Resolved questions
in learning japanese what is the first step to be taken??

well........
1- i started with learning new words + listening to it's pronunciation
http://www.languageguide.org/nihongo/?lang=ar
this link is very useful , you can listen and see the word's picture you wanted to learn

2- by listening to Japanese show or songs that have English Sub

3- i searched for some daily Japanese Phrases and learn it .

4- after i get familiar with some word and can understand it , i learnt hiragana and katakana

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here are some useful links phrases

Hello.
こんにちは。　Konnichiwa. (kon-nee-chee-WAH)
How are you?
お元気ですか。　O-genki desu ka? (oh-GEN-kee dess-KAH?)
Fine, thank you.
元気です。　Genki desu. (GEN-kee dess)
What is your name?
お名前は何ですか。 O-namae wa nan desu ka?　(oh-NAH-mah-eh wah NAHN dess-KAH?)
My name is ____ .
私の名前は ____ です。 Watashi no namae wa ____ desu. (wah-TAH-shee no nah-mah-eh wa ____ dess)
Nice to meet you.
始めまして。　Hajimemashite. (hah-jee-meh-MOSH-teh)
Please. (request)
お願いします。　Onegai shimasu. (oh-neh-gigh shee-moss)
Please. (offer)
どうぞ。 Dōzo. (DOH-zo)
Thank you.
どうもありがとう。 Dōmo arigatō. (doh-moh ah-ree-GAH-toh)
You're welcome.
どういたしまして。 Dō itashi mashite. (doh EE-tah-shee mosh-teh)
Yes.
はい。 Hai. (HIGH)
No.
いいえ。 Iie. (EE-eh)
Excuse me.
すみません。 Sumimasen. (soo-mee-mah-sen)
I'm sorry.
御免なさい。 Gomen-nasai. (goh-men-nah-sigh)
Goodbye. (long-term)
さようなら。 Sayōnara. (sa-YOH-nah-rah)
Goodbye. (informal)
それでは。 Sore dewa. (SOH-reh deh-wah)
I can't speak Japanese [well].
日本語「よく」話せません。 Nihongo [yoku] hanasemasen. (nee-hohn-goh [yo-koo] hah-nah-seh-mah-sen)
Do you speak English?
英語を話せますか。 Eigo o hanasemasuka? (AY-goh oh hah-nah-seh-moss-KAH?)
Is there someone here who speaks English?
だれか英語を話せますか。 Dareka eigo o hanasemasuka? (dah-reh-kah AY-goh oh hah-nah-seh-moss-KAH?)
Help!
たすけて! Tasukete! (tah-soo-keh-teh!)
Look out!
あぶない! Abunai! (ah-boo-NIGH!)
Good morning.
おはようございます。 Ohayō gozaimasu. (oh-hah-YOH go-zigh-moss)
Good evening.
こんばんは。 Konbanwa. (kohm-bahn-wah)
Good night (to sleep)
おやすみなさい。 Oyasuminasai. (oh-yah-soo-mee-nah-sigh)
I don't understand.
わかりません。 Wakarimasen. (wah-kah-ree-mah-sen)
Where is the toilet?
トイレはどこですか。 Toire wa doko desu ka? (toy-reh wah DOH-koh dess kah?)