Aika Tsube

Aika Tsube (津辺 愛香) is one of the lead characters of Ore, Twintail ni Narimasu. series.

Aika is Sōji Mitsuka's childhood friend, she lives the next door to him, and their room are heading the opposite sides, so they are able to talk every time. She gained the Tail Gear and transform into Tail Blue (テイルブルー) the time Sōji gained his power.

Appearance
Aika has dark blue hair and red eyes. Her long hair is styled into twintails with white ribbon, which can reach her waist. She is 157 centimeters tall, and her three-sizes are B72/W56/H80. Sōji claimed her as the perfect girlfriend, in exception of her flat chest. As Tail Blue, she has sky blue hair and eyes, her twintail become extremely long and her suit is more revealing than Tail Red's. However, her body size remaining the same as her human form...

Personality
Aika has the personality of a normal high school student and is by far the most down-to-earth member of the main cast, often finding herself speechless before the ridiculous antics happening around her and takes more time than anyone in the Twintail Club to accept the supernatural elements appearing in her world, leading her to become the 'straight man' of the group.

She is also pretty abrasive when she feels that her position with Soji is threatened or when Thouars is doing something 'stupid' (sometimes both at the same time), resorting to violence and threats against the perpetrator.

Background
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Chronology
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Powers and Abilities
Her weapon is Wave Lance and her deathblow is Execute Wave.

Since at a young age, Aika has learn martial arts from her grandfather, and her main ability is to attack high places from even the most lowest grounds.

Eternal Chain
Aika's Chain form as Tail Blue. She gains more armor and an increase in power.

Sōji Mitsuka
Aika and Sōji are childhood friends, their rooms are facing to each other's, and they seemingly have been together ever since then. Though it has been hinted that she has feelings for him, which the latter doesn't seem to realize it.

Trivia

 * Her birthday is August 8.
 * It is hinted in Episode 1 that her favorite food is curry.