We have seen the resurgence of bedbugs in many part of the United States since around 2003." Michael Potter, Dr. and entomologist, at University of Kentucky, told at his lecture session at the National Pest Management Association's annual meeting held in Dallas in 2006. He set up bedbug website in 1998. The site counted 1312 hits in the first year and reached over a million yearly in 2006 and after that. Furthermore, he announced in an interview in 2010 that 88̮ of 110 bedbug populations from

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... ross the country showed one or two genetic mutations, known as kdr-type resistance. This result meant that pyrethroid insecticides are not able to kill the bugs. Nowadays almost all insecticides available consist of pyresroids in the United States. Under these circumstances how are PMPs dealing with the situation ? In the face of this concern the Environmental Protection Agency called on 7 governmental o$ces to organize National Bedbug Summit to address informational services and identify ideas and options for bedbug prevention, strategies for outreach and education, and so forth. The author of this paper tried to suggest the members of the Insecticides Research Group at the Japan Society of Medical Entomology and Zoology that they should consider unifying laws regulating pesticides for public health use and agricultural use as an ideal step forward for the real situation of the pest control.