北岳に登るつもりです。

at (place, time); in; on; during; to (direction, state); toward; into; for (purpose); because of (reason); for; with; by; from; as (i.e. in the role of); per; in; for; a (e.g. "once a month"); and; in addition to; if; although

to ascend; to go up; to climb; to ascend (as a natural process, e.g. the sun); to rise; to go to (the capital); to be promoted; to add up to; to advance (in price); to swim up (a river); to sail up; to come up (on the agenda)

intention; plan; conviction; belief

be; is