noun
shikantaza; just sitting meditation
A Zen Buddhist meditation practice of intense, objectless sitting; the practitioner maintains focused awareness without concentrating on any particular object.
只管打坐は、何も求めず、ただ坐る禅の修行です。
Shikantaza is a Zen practice of just sitting, without seeking anything.
道元
Zen Master Dōgen emphasized shikantaza.
坐禅 is a general term for seated Zen meditation, while 只管打坐 specifically refers to the objectless 'just sitting' style.
A yojijukugo composed of 只管 (solely, earnestly) and 打坐 (sitting meditation). The term is closely associated with the Sōtō school of Zen and the teachings of Dōgen.