Full name: Mayumi Seguchi-Ohkutsu
Original name: 大久津 真由美
Gender: Female
Height: 5'2" (157 cm)
Weight: 115 lbs (52 kg)
Born: July 12, 1968 in Obihiro, Hokkaido, Japan
Affiliations: Obihiro CC, (JPN) / Obihiro & Tokoro CC, (JPN)
Country:
Japan
Sport: Curling
| Games | Age | City | Sport | Event | Team | NOC | Rank | Medal | |
|---|---|---|---|---|---|---|---|---|---|
| 1998 Winter | 29 | Nagano | Curling | Women's Curling | Japan | JPN | 5T |
| Games | Age | City | Sport | Team | NOC | Phase | Unit | Rank | Date | Result | % |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1998 Winter | 29 | Nagano | Curling | Japan | JPN | Final Standings | 5T | 1998-02-09 | 68% | ||
| 1998 Winter | 29 | Nagano | Curling | Japan | JPN | Round-Robin | Match #4 | 2 | 1998-02-09 | GBR 7, JPN 5 | 72% |
| 1998 Winter | 29 | Nagano | Curling | Japan | JPN | Round-Robin | Match #6 | 1 | 1998-02-09 | JPN 9, GER 2 | 70% |
| 1998 Winter | 29 | Nagano | Curling | Japan | JPN | Round-Robin | Match #11 | 2 | 1998-02-10 | CAN 7, JPN 4 | 82% |
| 1998 Winter | 29 | Nagano | Curling | Japan | JPN | Round-Robin | Match #14 | 2 | 1998-02-11 | SWE 12, JPN 6 | 63% |
| 1998 Winter | 29 | Nagano | Curling | Japan | JPN | Round-Robin | Match #17 | 1 | 1998-02-11 | JPN 8, NOR 4 | 78% |
| 1998 Winter | 29 | Nagano | Curling | Japan | JPN | Round-Robin | Match #24 | 2 | 1998-02-12 | DEN 6, JPN 4 | 61% |
| 1998 Winter | 29 | Nagano | Curling | Japan | JPN | Round-Robin | Match #25 | 2 | 1998-02-13 | USA 10, JPN 2 | 52% |