Arashiro is a name, so there is usually no need to translate from language to language since it'd still be the same word in English.
Yukiya Arashiro was born on 1984-09-22.
Beni Arashiro was born on March 30, 1986.
Beni Arashiro was born on March 30, 1986.
Beni Arashiro is 25 years old (birthdate: March 30, 1986).
Harmony - Beni Arashiro song - was created on 2004-06-09.
Deniva does not mean anything in Japanese.
Didi does not mean anything in Japanese.
"Olga" is not a Japanese word or name, so it doesn't mean anything at all in Japanese. Did you mean, "What is the name "Olga" translated to in Japanese?"
The name 'Collin' does not mean anything in Japanese, but it can be written in Japanese as: コリン
Kaitlyn does not mean anything in Japanese, but can be written in Japanese as: ケイトリン
This does not mean anything in Japanese.
Krystle does not mean anything in Japanese, but can be written: クリスタル