significance of the number 7 in japanese culture
Japanese superstitions 7, when pronounced with "shichi", sounds similar to the number four (四 shi). It is considered a good number since 7 symbolizes "Togetherness". 8 is considered a lucky number because it is nearly homophonous to the word "Prosperity" (繁栄 han'ei), It is also homophonous to Hachikō. 9 is considered a good number, when it was pronounced Kyū, sounds like a word for Relief. 10 is considered a good number because it is pronounced Jū, sounds like the word for "Enough" and "Replete". It is also a homophone for the word "Ample" (十分な jūbun'na).
Seven Heavens In religious or mythological cosmology, the seven heavens refer to the seven divisions of the Heaven, the abode of immortal beings, or the visible sky, the expanse containing the Sun, Moon and the stars.[1] This concept dates back to ancient Mesopotamian religions and can be found in the Abrahamic religions such as Islam, Judaism and Christianity, a similar concept is also found in some Indian religions such as Hinduism.[2] Some of these traditions, including Jainism, also have a concept of seven earths or seven underworlds.