Vocabulary consisting only from characters you are able to read
降誕
こうたん
birth (regal), nativitysuru
鐘
かね
bell (often a large hanging bell), chimemix
Surface area of a circle is 2πr.math
重なり合う
かさなりあう
to lie on top of each other, to overlap, to pile upgodan, verb
政局
せいきょく
political situationmix
弥生時代
やよいじだい
Yayoi period (c. 300 BCE-300 CE)mix
大丈夫
だいじょうぶ
all right, O.K., no problemjlpt5
売り上げ
うりあげ
amount sold, sales, proceeds, takingsmix