The 18-year-old attacker, a Holland youth international, has already broken into the first team at Willem and is regarded as one of the most exciting young prospects in the country.
Reports suggest he has previously attracted attention from numerous clubs around Europe, and Hull have moved quickly to take a look at Lumu.
"Jeroen Lumu has gone to England for an internship at Hull City AFC," read a statement on the club's official website.
"The young striker from Willem II goes from 16 to 21 December, for the chance to play in the Premier League club in the spotlight.
"We wish Jeroen luck!"