In common Japanese 'hadou' can mean 'wave, wave-form motion' and 'military discipline/rule'.
If you mean the term in Bleach anime, it means 'method of destruction' (破道).
reiki (Lifeforce) or hadou (Wave)
Reiki is the usual way to say Aura in Japanese, but if you were to translate it Japanese to English Reiki - Lifeforce or Hadou - Wave
Inuyasha - Tenka hadou no ken - 2003 is rated/received certificates of: Australia:M Canada:G (Quebec) Germany:12 New Zealand:M South Korea:12 (DVD rating)
Deniva 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.
what does it mean in English and I'll find out what it means in Japanese for you
It does not mean anything in Japanese, but can be written: マーラナ
Krystle does not mean anything in Japanese, but can be written: クリスタル
It does not mean anything in Japanese, but it can be written: ビンセント