management;  (executive) staff;  leaders;  leadership;  top brass;  upper echelons
 (tree) trunk;  (arrow) shaft;  (tool) handle;  backbone;  base
 foundation;  root;  basis;  root and trunk
 executive secretary;  coordinator;  organizer;  person in charge of making arrangements
 trunk (of the body);  soma
 chief secretary (usu. of a party);  secretary-general
 main road;  main thoroughfare
 senior leadership;  senior leader;  upper echelon (of power);  top-ranking officer
 chief editor;  managing editor;  manager;  person in charge
 senior executive staff;  upper management
 leading members of a party;  party executive;  party leadership;  senior party members
 hematopoietic stem cell;  haematopoietic stem cell
 cutting straight down;  cleaving (a person) in two
 body;  trunk;  torso;  physique
 skeleton;  structure;  build
 Japanese timber bamboo (Phyllostachys bambsoides);  giant timber bamboo;  madake;  Henon bamboo (Phyllostachys nigra var. henonis)
 remnants of a bean plant;  beanstalks and pods;  bean husk
(arch.)  trunk; (arch.)  stem;  shaft (of an arrow);  handle
 induced pluripotent stem cell;  iPS cell
 mission-critical task;  business-critical matter
 shaft of an arrow (usu. made of thin bamboo);  cornetfish
 superintendence;  supervision;  administration
 National Critical Technology
 trunk coupling unit;  trunk connecting unit;  TCU
 national development arterial expressway
 femoral diaphyseal fracture
 induced pluripotent stem cell;  iPS cell
 backbone chain (polymer);  main chain (polymer)
 having food on the table is more important than having a high social standing; (lit.) taro stems over family status
 Scirpus yagara (species of club-rush)
 Gastrodia elata (species of saprophytic orchid)
 Acer ukurunduense (species of Asian maple);  Acer caudatum subsp. ukurundense