noun
soft baseball; rubber-ball baseball
A Japanese variant of baseball played with a hard rubber ball instead of a standard hard ball. Often contrasted with 硬式野球 (hardball baseball).
See also: 硬式野球
日本の多くの学校では、体育の授業で軟式野球をします。
Many schools in Japan play rubber-ball baseball in PE class.
軟式野球は硬式野球より球が柔らかいので、初心者でも安心です。
Since the ball is softer than in hardball baseball, rubber-ball baseball is safe even for beginners.