Karen Boonchuy

"Oh, I'm not gonna try. I'm gonna do!"

- Karen Boonchuy, "Bridge of Doomsday"

Katherine Sophie "Karen" Boonchuy-Cheng is a high school student, California Ninja at Ca Frost Science Academy High, Rochelle's best friend, and the fourth main character of Toby and Rochelle: 9th Grade Ninja Twins.

Biography
Toby was born five minutes before his twin Rochelle, and the two were raised together in Los Angeles, California. Toby has shared many events with his sister Rochelle, being implied to be each others' sole friend back in Los Angeles, where they attended Los Angeles Elementary School.

Personality
She can be very shy and nervous. When she has to she is brave, heroic, and will never try, but do to save the day. Even though she is shy, that doesn't mean she doesn't know how to put bad guys in their place.

Physical Appearance
Karen is a bit African-American female and has classic-length black/dark brown Afro-like hair with bangs (which her bangs references to Luna Loud) that she normally ties into low bun-like pigtails, brown skin and brown eyes.

When she was young, it was shown that she had two circular blue-framed glasses with same color scheme, which are somewhat more oval-shaped and less thick, short hair into a chin-length with purple ribbon in it, and red hoop earrings.

Clothing
Karen is always (except as the Yellow Ninja which allow her to fly as a canary) seen wearing a long-sleeved orange sweater-like jacket underneath a very soft orange sleeveless dress, light black cat-eye glasses with lighter shade lenses that are a translucent blue color (and only her pupils with eyelashes can be seen through them when she is wearing them), black jeans, orange hoop earrings, white circle-like necklace with pale yellow line, and red shoes that are similarly flats. She also wears three black bracelets on each of her wrists.

For nightwear, she wears a short-sleeved light yellow shirt with white sleeve ends and a bumblebee symbol and long-legged light yellow pants. She took her glasses off while she sleeps and also lets her hair down, showing her hair to be classic-length.

When she was young, She wore a pale yellow short-sleeved dress with a single, horizontal, white stripe going down the middle, white socks, and short, red boots.