(しょ)

しょ
prefix
first; initial; beginning
See also: (しょ) (various; many)
1. first; initial
Prefix indicating the first occurrence or beginning stage.
This is my first overseas trip.
(はじ)めて = for the first time
The opening day performance was a great success.
(しょ) + (にち) = first day
Even beginners can do it easily.
(しょ) + (しん) + (しゃ) = beginner

(しょ)〜 is a prefix meaning 'first' or 'initial.'

Compounds

Other readings

(はつ)〜 is another reading used in compounds like:

These often relate to seasonal or personal 'firsts.'