• ITF. Karuizawa. Clay
  • 25 May
  • Jumpei Yamasaki

    Ryo Minakata
    2
  • Aryan Jit Singh

    Kentaro Otsuka
    2
  • Evan Zhu

    Colin Sinclair
    2
  • Jake Delaney

    Rin Kojima
    2
  • Jesse Delaney

    Leo Vithoontien
    2
  • 26 May
  • Hikaru Shiraishi

    Kosuke Ogura
    4
  • Kazuki Nishiwaki

    Taketo Takamisawa
    4
  • Ko Suzuki

    Koki Matsuda
    4
  • Noritaka Koizumi

    Yuta Kawahashi
    4
  • Ryota Tanuma

    Hiromasa Koyama
    4