Names are usually transliterated, so I will provide you both:
Transliteration: レッドロータス : 'reddo rootasu'. [oo = elongated 'o' sound]
Translation: 赤いハス : 'akai hasu'. [akai: red _ hasu: lotus]
"Byakuren" is how you say "White Lotus" in Japanese.
Hasu (Lotus) Sutairu (Style)
Hasu
chisaii hasu
tobu unko
My mom is a big gardener, in other words, she has a green thumb (lol), but i'm pretty sure that a lotus flower is not japanese, although i will say i am not completly confident.
白蓮 (Hakuren) is a Japanese name, which means white lotus can be read (Byakuren) too. The same kanji (白蓮) as a word reads : (byakuren) which means 'white lotus' and also (symbolically) 'purity of the heart' as a noun.
Lotus = lotus
Akame
Akai sakana is red fish.
Red death
Red in Japanese is "aka" (赤).