Seki's and Kasumi's Mother and Father

These are the unnamed parents of Seki and Kasumi and are only seen in episodes 1 - 4. But they are mentioned frequently throughout the series.

Only Appearance:
There only appearances are during the dinner that Seki destroyed when he attacked Ryun for answering his (Seki's) father's questions. It's unknown what happen to them after this ordeal with Seki. During the last moments of the battle: the father gathers the last thing that Ryun's father ever owned and threw it to Ryun. After the battle: He collected Ryun and gave him medical attention. This showed that he is very good with medicals and the body.

The mother appeared when Kasumi was sulking about the fact that she might lose Ryun and her mother confronted her. This only resulted in a fight between the two.

They are never seen again after episode 4 but they are mentioned.

Trivia:

 * Their names are never mentioned.
 * There 6 years part in birth year and age.
 * It is shown that the father is a very good with medics and the body.