Rio Takeuchi

Rio Takeuchi is one of the most dangerous of the Blade Children.

Personality
Rio is introduced as a sweet, innocent child, but she is actually a devilish girl who has no qualms about putting herself in danger to achieve her goals and is feared by her fellow siblings. Rio is shown to be very proficient in technology, especially in bomb making. Rio had a small bomb explode by her ribs so that she wouldn't be exposed as one of the Blade Children. She is quite pushy, demanding expensive melons from Kousuke and calling him a cheapskate when he doesn't. She is very loyal to the other Blade Children, but she kills Kanone with gas poisoning. She didn't want him to reveal the secrets of the others to Ayumu.

Appearance
Rio has grey hair and eyes and often seen in pigtails with orange bows. She physically looks like a 13-year-old girl around 155cm (5'0 ft), but is actually 16.

Trivia

 * Rio can mean river in Spanish.
 * Rio is a known as "The Fire Pixie" for her specialty of creating bombs.