Feudalism was one of the social systems in medieval Europe.

Japanese history had a feudal social structure for a long time.

Slavery is something that robs human dignity and is absolutely unacceptable.

I am very interested in social science.

He is my betrothed.

It's important to make a habit of exercising every day.

He gave her a sweet kiss.

He gave her a passionate kiss.

She used bintsuke to gather her hair and made a beautiful mage.

He believes it's important to shape his own future by himself.