'Angel' is 天使 (tenshi) in Japanese.
tenshi
天使 : Tenshi tenshi
Tenshi
I'm pretty sure that "Angel of Death" in Japanese is "SHINIGAMI..." They are sometimes called demons, or maybe even death demons, but "Angel of Death" is the closest word for "Shinigami."
"Angel" is Tenshi hirigana = てんし kanji = 天使
Jinsuina tenshi! jin-shoi-na-tenshi!
Soul Angel from English translated to Japanese is ''魂エンジェル''
No. "Tenshi" means angel.
According to Google Language Translator it is 堕天使
死の天使 (shi no tenshi) means "angel of death."
tenshi
The phrase 'little angel' would be 小さな天使 (chiisana tenshi) in Japanese.
暗い天使 (kurai tenshi) means "Dark Angel" in Japanese.