Is Tipping Really Insulting in Japan????

• What to tip, in 77 countries (USA Today)
  http://www.usatoday.com/travel/world/2007-09-10-tipchart_N.htm#uslPageReturn
• Global Guide to Tipping (Forbes.com)
  http://www.forbes.com/2008/11/18/travel-tipping-cities-forbeslife-cx_lm_1118travel.html

No such reasoning is mentioned at JNTO website:

• Types of Restaurant (JNTO)
  http://www.jnto.go.jp/eng/indepth/history/food/dine.html
• Japan Sales Guide - Tipping (JNTO)
  http://www.jnto.go.jp/eng/ttp/sg/02-ACultural/MediumIndex/03-Japanese/E-Tipping.html

Who started this????