Challenger (Lalaki) - Singles - Challenger Men - Singles Yokohama, database ng resulta, standings ng nakaraang taon  

Sakamoto Rei

Shimizu Yuta

Watanuki Yosuke (1998)

O'Connell Christopher

Kwon Soonwoo

Uchiyama Yasutaka

Sugita Yuichi

Daniel Taro

Millman John

Ebden Matthew

Viola Matteo

Lee Hyung-Taik