随行

1. Origins, structure, and basic meaning

• Structure: The spelling is 随行, read ずいこう, and it combines 随, meaning follow, with 行, meaning go.
• Basic usage: The basic sense of 随行 is accompanying a delegation or responsible person on an official schedule in order to provide support.

2. Common pitfalls and similar expressions

• Assigned attendance rather than casual company
  • The forms are 随行して and 随行する. It suits an interpreter or doctor accompanying an official activity in a defined role rather than friends simply traveling together.
• Delegation interpreting and medical support on an inspection
  • 通訳が代表団に随行して会場へ入った。 — An interpreter accompanied the delegation into the venue.
  • 視察には医師一人が随行する予定だ。 — One doctor is scheduled to accompany the inspection team.