箱 (hako) - noun, suffix, counter - box; case; chest; package; pack; crate
commands:
watchfd - inspect file descriptors of a process in a refreshing view
dumpfd - inspect a snapshot of file descriptors of a given process
listen - listen on tcp/unix sockets and print what you receive
pwait - wait for a proc to disappear (not implemented yet)
when - execute a command when a file/directory changes (not recursive (yet))
ports - print ports and the processes that listen on them (not implemented yet)