| UTR Pro Kawaguchi Women | 12/21 04:50 | 29 | Mana Ayukawa v Natsuki Irokawa | Walkover | |
| UTR Pro Kawaguchi Women | 12/20 00:00 | 28 | Yui Ohwaki v Natsuki Irokawa | 4-6,3-6 | |
| UTR Pro Kawaguchi Women | 12/19 03:30 | - | Natsuki Irokawa v Lu/Liu | 3-6,3-6 | |
| UTR Pro Kawaguchi Women | 12/18 02:00 | - | Natsuki Irokawa v Yukina Saigo | 6-4,0-6,2-6 | |
| UTR Pro Kawaguchi Women | 12/17 03:10 | - | Rina Komatsu v Natsuki Irokawa | 0-6,0-6 | |
| UTR Pro Kawaguchi Women | 12/16 04:40 | - | Ange Oby Kajuru v Natsuki Irokawa | 6-2,6-0 | |
| ITF W35 Hamamatsu | 11/04 02:30 | - | Hiromi Abe v Natsuki Irokawa | 6-2,6-4 | |
| UTR Pro Yokohama Women | 08/19 01:00 | - | Sara Yoshida v Natsuki Irokawa | CANC | |
| UTR Pro Yokohama Women | 08/19 00:00 | - | Miyu Takiguchi v Natsuki Irokawa | CANC | |
| UTR Pro Yokohama Women | 08/19 00:00 | - | Yuki Morishita v Natsuki Irokawa | CANC | |
| UTR Pro Yokohama Women | 08/19 00:00 | - | Aoi Yoshida v Natsuki Irokawa | CANC | |
| UTR Pro Yokohama Women | 08/18 03:15 | - | Natsuki Irokawa v Ayane Takagi | Walkover |