"Nova Breathing" in Japanese + English letters variant

Answer 1

ノバブリージング (Japanese)
Nova Burījingu (romanized Japanese)
Nova Breathing (English)

Answer 2

"breath of nova" in Japanese + English letters variant

Answer 3

ノヴァの息吹 (Japanese)
Nova no ibuki (romanized Japanese)
Breath of Nova (English)

Answer 4

Nova Breathing in Japanese kanji

Answer 5

ノバブリージング (in katakana) is the most common and appropriate way to write "Nova Breathing" in Japanese. In kanji, it could be written as follows:

ノヴァの呼吸

The first three characters are spelled in katakana as "nova," followed by the kanji characters "no" (の) meaning "of," and "kokyuu" (呼吸) meaning "breathing" or "respiration."