bisa. kalo anda baca buku ajahn brahm yg terakhir, meditasi jalan juga bisa kayak samatha, saat pikiran bener2 hening dan pengamatan sepenuhnya terkonsentrasi di gerak kaki. tapi gak bisa sampe jhana tentunya, bisa kecebur sumur
trus di birma juga ada metode meditasi yg namanya pa-oh. meditasinya bisa dilakukan sambil jalan, tapi yg diamati nafasnya, bukan sensasi kakinya.
coba kita baca karaniyametta sutta dibawah, apakah ini samatha atau vipassana ataukah dua2nya:
As a mother would risk her life
to protect her child, her only child,
even so should
one cultivate a limitless heartwith regard to all beings.
With good will for the entire cosmos,
cultivate a limitless heart:
Above, below, & all around,
unobstructed, without enmity or hate.
Whether standing, walking,
sitting, or lying down,
as long as one is
alert,
one should be resolved on this
mindfulness.
This is called a sublime abiding
here & now.