|Season||Beautiful Witches Of Earth|
|Age||13 - 14|
|Home Place||Feather Castletown|
|Affiliation||Feather Bell Restaurant|
|First Appearance||Beautiful Sky Episode 01|
Tenaka Chiasa is a main character of the series and the civilian alias of Lil' Witch Phoenix. Chiasa is confident and energetic, always trying to do her best. Her personality is unique, while she appears like the tomboy, cool, leader of a group, she is actually a playful young child.
Her catchphrase is "I'll do my best! (頑張ります！ Ganbarimasu!?).
Chiasa is a pretty typical middle school student. However, her personality is unique, while she appears like the tomboy, cool, leader of a group, she is actually a playful young child. She loves everything that is cute and gets excited very fast. Chiasa is also pretty clumsy and usually hurts herself when she’s doing something she is either not good at or has never done before. However, she always manages to stand up and try again. Chiasa is confident and energetic, always trying to do her best.
Chiasa has scarlet, short hair, tied into a small pnoytale. She wears a black shirt with red laces at both sleeves. The shirt is worn opened. Underneath the shirt she wears a white top. She wears a red checked shirt and brown checked sneakers with red stockings. Her eyes are red.
- Tenaka Ruby - Chiasa's mother, who is a former Pretty Cure.
- Tenaka Akio - Chiasa's father
- Tenaka Marina & Tenaka Akira - Chiasa's younger sisters
- Asahi Kohaku - Kohaku is Chiasa's childhood friend.
Tenaka (天中?) - Tenaka comes from Ten (天?) meaning "heaven" and Naka (中?) meaning "center" or "middle". So Tenaka means "center/middle of heaven". However, Tenaka could be a reference to her alter ego if 中 (naka?) is replace with 赤 (aka?) meaning "red".