300; three hundred
The number 300. Used in counting, prices, quantities, and other numeric contexts.
This book has three hundred pages.
The number of participants exceeded three hundred.
Standard kanji spelling, suitable for all senses. High frequency in news and general text.
Mixed kanji-numeral form, occasionally seen but less standard.
Common in horizontal writing, tables, and modern contexts. Preferred for the numeric sense.
Kanji-zero form, rare and mostly used in vertical writing or formal documents.
三百 is 三 “three” plus 百 “hundred,” with the regular sound change to びゃく. The derogatory senses “shyster” and “petty lawyer” are abbreviations of 三百代言.