|Ryutaro & Sonata's Second Daughter|
|Current Residence||Yokohama, Tokyo, Japan|
|Relative(s)||Sonata Amamiya (Mother)|
The unnamed second daughter of Sonata and Ryutaro. She was born sometime in the 3 years time between Aurora Dream and Dear My Future. She is somewhere around one year old, has red hair, and is always seen with a teddy-bear outfit.
Role in the plotShe is seen in a flashback first when Sonata protects Kyoko from her father's accusations and is secondly seen at the very end when Hibiki and Rizumu are on their honeymoon, watching the couple in her mother's arms.
Their daughter's existence is never explained, nor do fans even know if it is truly a girl, but due to its feminine features, many consider this child to be the second biological daughter of Ryutaro and Sonata.