What do Japanese words Obasan and Ogisan mean?

There are differences between Obasan and Obasan, and between Kogasawara and Kogasawara in Japanese.

Obasan means menstruation, Menstruation, menstruation, menstruation, menstruation and menstruation.

Oba-Sang means grandma, grandma, old lady, etc.

Ogisan means uncle, uncle, uncle.

Omisan means grandpa, grandpa, grandpa, and so on.