![Kenichi Ito of Japan, known as the "world's fastest man on four legs", poses with his new Guinness World Records certificate for the fastest time to run 100 metres on all fours Kenichi Ito of Japan, known as the "world's fastest man on four legs", poses with his new Guinness World Records certificate for the fastest time to run 100 metres on all fours](https://c8.alamy.com/comp/2D02C77/kenichi-ito-of-japan-known-as-the-worlds-fastest-man-on-four-legs-poses-with-his-new-guinness-world-records-certificate-for-the-fastest-time-to-run-100-metres-on-all-fours-in-tokyo-november-14-2013-the-31-year-old-who-developed-his-skills-over-10-years-based-on-the-running-style-of-the-african-patas-monkey-set-a-new-guinness-world-record-on-thursday-clocking-in-1687-seconds-for-a-100-metre-run-and-breaking-his-previous-record-of-1723-seconds-according-to-media-reports-reutersyuya-shino-japan-tags-sport-athletics-society-tpx-images-of-the-day-2D02C77.jpg)
Kenichi Ito of Japan, known as the "world's fastest man on four legs", poses with his new Guinness World Records certificate for the fastest time to run 100 metres on all fours
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