Williams repeatedly led the PBRs against concentrations of enemy junks and sampans. During World War II, PT boats engaged enemy warships, transports, tankers, barges, and sampans. These sampans would shuttle members of the gunboat crew ashore upon request. Eighteen sampans, made of teakwood imported from Japan, carried visitors along the waterway. Suddenly, Viet Cong manning two sampans opened fire on the Americans. The attack on Shibetoro targeted a shipyard building sampans, and destroyed 35 newly built vessels. Transport to and from the boats in the harbour is usually provided by sampans. Some boat people drive and serve as tour guides for sightseeing sampans on the waterfront. Before the steam ferry service was first established, people would cross the harbour in sampans. It is called Sampan Congee because it was sold by Tanka people on sampans. This makes it possible for fishermen to live on their own sampans. The Wokou fleet was composed of one junk and 18 sampans. Sampans (junks) can be hired by tourists for a tour of Aberdeen Harbour. The pirates had 18 Sampans which are flat bottomed Chinese fishing wooden boat. Eight hours later, "Wahoo" opened fire on two more sampans, enveloping them in flames.