'Dancing flame' is揺らぐ炎 (yuragu honoo) in Japanese.揺らぐ (yuragu) - to sway炎 (honoo) - flameWhen placed in front of a noun or nominal phrase, a verb modifies this noun/nominal phrase. In this case, 'to sway' changes 'flame' into 'swaying flame' or 'dancing flame'.
Yami no hi would be flame of darkness
akai kage
Kage no suteppu
kageno masutaa
Shinigami.
'Dancing flame' is揺らぐ炎 (yuragu honoo) in Japanese.揺らぐ (yuragu) - to sway炎 (honoo) - flameWhen placed in front of a noun or nominal phrase, a verb modifies this noun/nominal phrase. In this case, 'to sway' changes 'flame' into 'swaying flame' or 'dancing flame'.
Yami no hi would be flame of darkness
Kage no suteppu
kageno masutaa
Kage no pansā
kage kitsune
Kage Senshi
akai kage
hayai kage
Shadow circle in Japanese is 影のサークル (kage no saakuru).
'Death shadow' is死の影 (shi no kage) in Japanese, and may also be translated as 'shadow of death'.