Retired police officer is Hello Kitty's biggest fanThis video can not be playedTo play this video you need to enable JavaScript in your browser.Retired police officer is Hello Kitty's biggest fanCloseMasao Gunji, 67, was recognised by Guinness World Records last November for having the largest collection of Hello Kitty memorabilia.SubsectionAsiaPublished4 July 2017Shareclose panelShare pageCopy linkAbout sharingRead description