Statistical Analysis and Estimated Tennis Ratings to the 10,000th of a Point
Match History (Rating) View Advanced Player Stats
Yasukazu Nagatake (Arlington Heights, IL)
Male 		4.0 C
12/31/2024
Estimated Dynamic Rating 3.8815
10/22/2025
Projected Year End Rating ------
----------
4.0 Rating Meter
Rating Meter
3.5001 - 4.0000
Recent Match History Current Rating History
Current Rating Season
League/Level Total
Matches		 Win Loss Tie WPct Total
Sets		 Win Loss WPct Total
Games		 Win Loss WPct Defaults
Adult 18+ 4.0 20 12 8 0 60.0 49 28 21 57.1 384 208 176 54.2 0
Combo 7.5 7 3 4 0 42.9 15 7 8 46.7 120 59 61 49.2 0
Mixed 18+ 8.0 4 3 1 0 75.0 9 6 3 66.7 65 36 29 55.4 0
Total 31 18 13 0 58.1 73 41 32 56.2 569 303 266 53.3 0
Match Date League Team Court Partner Opponent(s) W/L Result Match Rating
10/19/2025 Combo
7.5		 CDTA F ComboX7.5 8STP Hayashida Sun 3 $20
Midwest		 D2 Tomoko Hayashida
(3.38) 		Rachael Ulizio
(3.16)
James Klein
(3.66) 		W 6-4
6-4		 3.76 -----
10/12/2025 Mixed 18+
8.0		 CDTA E M18&O8.0 7FV Hayashida Sun 2 $25
Midwest		 D2 Michiko Nakagawa
(3.51) 		Todd Wagner
(3.97)
Elizabeth Goldsmith
(4.14) 		W 2-6
6-0
1-0		 4.39 4.02
10/11/2025 Adult 18+
4.0		 CDTA E 18&OM4.0 7FV Takahashi Sat 4 $25
Midwest		 D3 YOSHITAKA KUMAGAI
(3.90) 		David Chopp
(3.98)
Alexander DeMay
(3.80) 		W 2-6
6-3
1-0		 3.89 3.88
09/20/2025 Adult 18+
4.0		 CDTA E 18&OM4.0 7FV Takahashi Sat 4 $25
Midwest		 D2 Hideaki Takahashi
(3.99) 		Kyle Zubricky
(3.87)
Max Brodkey
(3.92) 		L 6-4
7-6		 S 3.89
08/02/2025 Adult 18+
4.0
Districts		 CDTA S A18M4.0 2Forest View Takahashi Sat 11 $23
Midwest		 D3 YOSHITAKA KUMAGAI
(3.88) 		Justin Booms
(3.83)
Daniel Willmeng
(3.73) 		W 6-0
6-7
1-0		 3.95 3.89
08/02/2025 Adult 18+
4.0
Districts		 CDTA S A18M4.0 2Forest View Takahashi Sat 11 $23
Midwest		 D3 YOSHITAKA KUMAGAI
(3.96) 		Daniel Lek
(3.91)
Ernesto Diaz
(3.96) 		L 6-3
7-6		 3.80 3.88
07/31/2025 Mixed 18+
8.0		 CDTA S M188.0 5Forest View Hayashida Sat 9 $23
Midwest		 D3 Yumi Ida
(3.64) 		Crystal Leighton
(4.00)
Justin Booms
(3.75) 		W 7-6
6-0		 4.24 3.98
07/20/2025 Combo
7.5		 CDTA S ComboX7.5 10Schaumburg Hayashida Sun 3 $20
Midwest		 D3 Tomoko Hayashida
(3.38) 		Dennis Tysl
(-----)
Emily Anderson
(3.00) 		L 6-0
6-1		 S -----
07/19/2025 Adult 18+
4.0		 CDTA S A18M4.0 2Forest View Takahashi Sat 11 $23
Midwest		 D3 Tomohiro Hori
(3.86) 		Rick Aguayo
(3.74)
Kevin Thompson
(3.88) 		L 7-6
4-3		 3.76 3.87
07/13/2025 Combo
7.5		 CDTA S ComboX7.5 10Schaumburg Hayashida Sun 3 $20
Midwest		 D3 kyoko tachibana
(3.61) 		Laurie Sandman
(3.26)
Wesley Madara
(-----) 		W 6-1
6-2		 S -----
07/11/2025 Combo
7.5		 CDTA S ComboX7.5 10Schaumburg Hayashida Sun 3 $20
Midwest		 D2 Mio Dahlquist
(3.25) 		Magdalena Galinska
(3.29)
Danny Postel
(3.82) 		W 6-2
6-2		 4.16 -----
06/29/2025 Mixed 18+
8.0		 CDTA S M188.0 5Forest View Hayashida Sat 9 $23
Midwest		 D2 Yumi Ida
(3.61) 		Todd Wagner
(4.01)
Lisa Hans
(3.54) 		W 6-1
6-4		 4.14 3.92
06/28/2025 Combo
7.5		 CDTA S ComboX7.5 10Schaumburg Hayashida Sun 3 $20
Midwest		 D1 Yukiko Juretic
(3.23) 		Lisa Young
(3.87)
Daniel Pivonka
(-----) 		L 6-3
6-2		 S -----
06/27/2025 Adult 18+
4.0		 CDTA S A18M4.0 2Forest View Takahashi Sat 11 $23
Midwest		 D2 Tomohiro Hori
(3.87) 		Daniel Willmeng
(3.68)
Hazem Isawi
(3.99) 		L 7-6
6-4		 3.80 3.87
06/21/2025 Adult 18+
4.0		 CDTA S A18M4.0 2Forest View Takahashi Sat 11 $23
Midwest		 D1 Yoshitaka Nakahara
(3.90) 		Dal Bristow
(3.85)
Scott Modica
(3.87) 		W 6-3
6-2		 4.10 3.93
06/17/2025 Mixed 18+
8.0		 CDTA S M188.0 5Forest View Hayashida Sat 9 $23
Midwest		 D2 Yumi Ida
(3.67) 		Marie Reece
(3.56)
Ken Sitar
(4.29) 		L 6-0
6-2		 3.64 3.85
06/15/2025 Adult 18+
4.0		 CDTA S A18M4.0 2Forest View Takahashi Sat 11 $23
Midwest		 D1 YOSHITAKA KUMAGAI
(3.89) 		Bryant Beal
(3.45)
Saverio Suraci
(3.81) 		W 6-2
6-1		 3.94 3.89
05/31/2025 Adult 18+
4.0		 CDTA S A18M4.0 2Forest View Takahashi Sat 11 $23
Midwest		 D2 Tomohiro Hori
(3.89) 		Erik Swanson
(3.57)
Alexander DeMay
(3.73) 		W 7-5
2-5
1-0		 3.64 3.84
05/18/2025 Adult 18+
4.0		 CDTA S A18M4.0 2Forest View Takahashi Sat 11 $23
Midwest		 D1 KOHEI YAMAMOTO
(3.97) 		Jacob Kim
(3.84)
David Canovas
(3.72) 		W 6-3
6-3		 3.94 3.87
04/26/2025 Adult 18+
4.0		 CDTA W 18&OM4.0 7.Forest View Takahashi Sat 4 $23
Midwest		 D3 Hideaki Takahashi
(3.92) 		Ernesto Diaz
(3.94)
Christian Montresor
(4.00) 		W 6-2
7-5		 4.11 3.90
03/15/2025 Adult 18+
4.0		 CDTA W 18&OM4.0 7.Forest View Takahashi Sat 4 $23
Midwest		 D1 Tomohiro Hori
(3.89) 		Walker Nodine
(3.99)
David Isphording
(3.73) 		L 7-6
3-4
1-0		 3.80 3.85
03/01/2025 Adult 18+
4.0		 CDTA W 18&OM4.0 7.Forest View Takahashi Sat 4 $23
Midwest		 D2 Hideaki Takahashi
(3.96) 		Youngbin Lim
(3.91)
Sairam Sunkam
(3.75) 		L 6-1
4-6
1-0		 3.66 3.83
02/15/2025 Adult 18+
4.0		 CDTA W 18&OM4.0 7.Forest View Takahashi Sat 4 $23
Midwest		 D2 Hideaki Takahashi
(3.96) 		Will Hu
(-----)
Kiwon Nam
(3.81) 		L 6-1
2-6
1-0		 S 3.85
02/08/2025 Adult 18+
4.0		 CDTA W 18&OM4.0 7.Forest View Takahashi Sat 4 $23
Midwest		 D1 Tomohiro Hori
(3.92) 		Dwight Anderson
(3.72)
Jonathan Gawlak
(3.80) 		W 6-3
3-6
1-0		 3.77 3.85
02/02/2025 Adult 18+
4.0		 CDTA W 18&OM4.0 7.Forest View Takahashi Sat 4 $23
Midwest		 D3 Tomohiro Hori
(3.89) 		Keith Sgariglia
(3.71)
Christopher Urso
(3.85) 		W 6-1
6-4		 4.01 3.89
01/19/2025 Adult 18+
4.0		 CDTA W 18&OM4.0 7.Forest View Takahashi Sat 4 $23
Midwest		 D3 YOSHITAKA KUMAGAI
(3.82) 		Carlos Flores
(3.93)
Rafael Lozada
(4.00) 		W 7-6
2-4
1-0		 3.97 3.87
01/12/2025 Combo
7.5
Districts		 CDTA W ComboX7.5 4.Schaumburg Hayashida Sun 3 $20
Midwest		 D1 Yumi Ida
(3.65) 		Ayano Nakamura
(4.38)
Brian Donnelly
(-----) 		L 6-2
6-4		 S -----
01/11/2025 Adult 18+
4.0		 CDTA W 18&OM4.0 7.Forest View Takahashi Sat 4 $23
Midwest		 D1 Hideaki Takahashi
(3.97) 		Ty Caughell
(3.57)
Andrew Lin
(3.95) 		W 6-3
6-5		 S 3.82
12/21/2024 Adult 18+
4.0		 CDTA E 18&OM4.0 6.Forest View Takahashi Sat 4 $23
Midwest		 D1 Yoshitaka Nakahara
(3.89) 		Noah Baker
(3.81)
Jared Suttles
(3.49) 		L 1-6
6-3
1-0		 3.67 3.82
12/14/2024 Combo
7.5		 CDTA F ComboX7.5 9.Schaumburg Hayashida Sun 3 $22
Midwest		 D2 Tomoko Hayashida
(3.38) 		Shannon Ebner
(3.90)
Dwight Janzen
(3.18) 		L 7-5
2-6
1-0		 3.82 -----
12/07/2024 Adult 18+
4.0		 CDTA E 18&OM4.0 6.Forest View Takahashi Sat 4 $23
Midwest		 D1 Tomohiro Hori
(3.92) 		John Clancy
(3.50)
Brian Cooper
(3.54) 		W 6-4
6-4		 3.60 3.85
10/19/2025 D2 Combo
7.5
CDTA F ComboX7.5 8STP Hayashida Sun 3 $20
Midwest		 W CDTA F ComboX7.5 6MTB Leyderman Sun 10 $27
Midwest
Tomoko Hayashida (3.38) 6-4
6-4		 Rachael Ulizio (3.16)
James Klein (3.66)
Match: 3.76 Rating: -----
10/12/2025 D2 Mixed 18+
8.0
CDTA E M18&O8.0 7FV Hayashida Sun 2 $25
Midwest		 W CDTA E M18&O8.0 6Glen Tysl Sun 9 $30
Midwest
Michiko Nakagawa (3.51) 2-6
6-0
1-0		 Todd Wagner (3.97)
Elizabeth Goldsmith (4.14)
Match: 4.39 Rating: 4.02
10/11/2025 D3 Adult 18+
4.0
CDTA E 18&OM4.0 7FV Takahashi Sat 4 $25
Midwest		 W CDTA E 18&OM4.0 3Tam Huh Sun 5 $22
Midwest
YOSHITAKA KUMAGAI (3.90) 2-6
6-3
1-0		 David Chopp (3.98)
Alexander DeMay (3.80)
Match: 3.89 Rating: 3.88
09/20/2025 D2 Adult 18+
4.0
CDTA E 18&OM4.0 7FV Takahashi Sat 4 $25
Midwest		 L CDTA E 18&OM4.0 6Tam Franks Sat 1 $22
Midwest
Hideaki Takahashi (3.99) 6-4
7-6		 Kyle Zubricky (3.87)
Max Brodkey (3.92)
Match: S Rating: 3.89
08/02/2025 D3 Adult 18+
4.0
Districts
CDTA S A18M4.0 2Forest View Takahashi Sat 11 $23
Midwest		 W CDTA W 18&OM4.0 6.River Trails Ciuca Sun 4 $26
Midwest
YOSHITAKA KUMAGAI (3.88) 6-0
6-7
1-0		 Justin Booms (3.83)
Daniel Willmeng (3.73)
Match: 3.95 Rating: 3.89
08/02/2025 D3 Adult 18+
4.0
Districts
CDTA S A18M4.0 2Forest View Takahashi Sat 11 $23
Midwest		 L CDTA E 18&OM4.0 4.Tam Aguayo Sat 1 $22
Midwest
YOSHITAKA KUMAGAI (3.96) 6-3
7-6		 Daniel Lek (3.91)
Ernesto Diaz (3.96)
Match: 3.80 Rating: 3.88
07/31/2025 D3 Mixed 18+
8.0
CDTA S M188.0 5Forest View Hayashida Sat 9 $23
Midwest		 W CDTA S M188.0 1Tam Wright Tue 7 $22
Midwest
Yumi Ida (3.64) 7-6
6-0		 Crystal Leighton (4.00)
Justin Booms (3.75)
Match: 4.24 Rating: 3.98
07/20/2025 D3 Combo
7.5
CDTA S ComboX7.5 10Schaumburg Hayashida Sun 3 $20
Midwest		 L CDTA S ComboX7.5 8Glenbrook Tysl Sun 9 $25
Midwest
Tomoko Hayashida (3.38) 6-0
6-1		 Dennis Tysl (-----)
Emily Anderson (3.00)
Match: S Rating: -----
07/19/2025 D3 Adult 18+
4.0
CDTA S A18M4.0 2Forest View Takahashi Sat 11 $23
Midwest		 L CDTA S A18M4.0 4Tam Aguayo Sat 1 $22
Midwest
Tomohiro Hori (3.86) 7-6
4-3		 Rick Aguayo (3.74)
Kevin Thompson (3.88)
Match: 3.76 Rating: 3.87
07/13/2025 D3 Combo
7.5
CDTA S ComboX7.5 10Schaumburg Hayashida Sun 3 $20
Midwest		 W CDTA S ComboX7.5 6MT Bann (OUT) Leyderman Mon 6:30 $27
Midwest
kyoko tachibana (3.61) 6-1
6-2		 Laurie Sandman (3.26)
Wesley Madara (-----)
Match: S Rating: -----
07/11/2025 D2 Combo
7.5
CDTA S ComboX7.5 10Schaumburg Hayashida Sun 3 $20
Midwest		 W CDTA S ComboX7.5 11River Trails Burks Wed 7 $26
Midwest
Mio Dahlquist (3.25) 6-2
6-2		 Magdalena Galinska (3.29)
Danny Postel (3.82)
Match: 4.16 Rating: -----
06/29/2025 D2 Mixed 18+
8.0
CDTA S M188.0 5Forest View Hayashida Sat 9 $23
Midwest		 W CDTA S M188.0 3Glenbrook Tysl Sun 9 $25
Midwest
Yumi Ida (3.61) 6-1
6-4		 Todd Wagner (4.01)
Lisa Hans (3.54)
Match: 4.14 Rating: 3.92
06/28/2025 D1 Combo
7.5
CDTA S ComboX7.5 10Schaumburg Hayashida Sun 3 $20
Midwest		 L CDTA S ComboX7.5 4River Trails Spinazze Sat 7 $26
Midwest
Yukiko Juretic (3.23) 6-3
6-2		 Lisa Young (3.87)
Daniel Pivonka (-----)
Match: S Rating: -----
06/27/2025 D2 Adult 18+
4.0
CDTA S A18M4.0 2Forest View Takahashi Sat 11 $23
Midwest		 L CDTA S A18M4.0 3River Trails Ciuca Fri 7:30 $26
Midwest
Tomohiro Hori (3.87) 7-6
6-4		 Daniel Willmeng (3.68)
Hazem Isawi (3.99)
Match: 3.80 Rating: 3.87
06/21/2025 D1 Adult 18+
4.0
CDTA S A18M4.0 2Forest View Takahashi Sat 11 $23
Midwest		 W CDTA S A18M4.0 8Naperville Podwika Sat 4 $24
Midwest
Yoshitaka Nakahara (3.90) 6-3
6-2		 Dal Bristow (3.85)
Scott Modica (3.87)
Match: 4.10 Rating: 3.93
06/17/2025 D2 Mixed 18+
8.0
CDTA S M188.0 5Forest View Hayashida Sat 9 $23
Midwest		 L CDTA S M188.0 4College Park Sitar Tue 7 $25
Midwest
Yumi Ida (3.67) 6-0
6-2		 Marie Reece (3.56)
Ken Sitar (4.29)
Match: 3.64 Rating: 3.85
06/15/2025 D1 Adult 18+
4.0
CDTA S A18M4.0 2Forest View Takahashi Sat 11 $23
Midwest		 W CDTA S A18M4.0 6Oak Brook OMalley Sun 12 $22
Midwest
YOSHITAKA KUMAGAI (3.89) 6-2
6-1		 Bryant Beal (3.45)
Saverio Suraci (3.81)
Match: 3.94 Rating: 3.89
05/31/2025 D2 Adult 18+
4.0
CDTA S A18M4.0 2Forest View Takahashi Sat 11 $23
Midwest		 W CDTA S A18M4.0 1Tam Bhat Sat 1 $22
Midwest
Tomohiro Hori (3.89) 7-5
2-5
1-0		 Erik Swanson (3.57)
Alexander DeMay (3.73)
Match: 3.64 Rating: 3.84
05/18/2025 D1 Adult 18+
4.0
CDTA S A18M4.0 2Forest View Takahashi Sat 11 $23
Midwest		 W CDTA S A18M4.0 7Tam Huh Sun 11 $22
Midwest
KOHEI YAMAMOTO (3.97) 6-3
6-3		 Jacob Kim (3.84)
David Canovas (3.72)
Match: 3.94 Rating: 3.87
04/26/2025 D3 Adult 18+
4.0
CDTA W 18&OM4.0 7.Forest View Takahashi Sat 4 $23
Midwest		 W CDTA W 18&OM4.0 5.Tam Aguayo Sat 1 $22
Midwest
Hideaki Takahashi (3.92) 6-2
7-5		 Ernesto Diaz (3.94)
Christian Montresor (4.00)
Match: 4.11 Rating: 3.90
03/15/2025 D1 Adult 18+
4.0
CDTA W 18&OM4.0 7.Forest View Takahashi Sat 4 $23
Midwest		 L CDTA W 18&OM4.0 2.Wheaton Isphording Sat 2 $22
Midwest
Tomohiro Hori (3.89) 7-6
3-4
1-0		 Walker Nodine (3.99)
David Isphording (3.73)
Match: 3.80 Rating: 3.85
03/01/2025 D2 Adult 18+
4.0
CDTA W 18&OM4.0 7.Forest View Takahashi Sat 4 $23
Midwest		 L CDTA W 18&OM4.0 9.Glenbrook Tysl Sun 5 $25
Midwest
Hideaki Takahashi (3.96) 6-1
4-6
1-0		 Youngbin Lim (3.91)
Sairam Sunkam (3.75)
Match: 3.66 Rating: 3.83
02/15/2025 D2 Adult 18+
4.0
CDTA W 18&OM4.0 7.Forest View Takahashi Sat 4 $23
Midwest		 L CDTA W 18&OM4.0 8.Naperville Podwika Sat 2 $24
Midwest
Hideaki Takahashi (3.96) 6-1
2-6
1-0		 Will Hu (-----)
Kiwon Nam (3.81)
Match: S Rating: 3.85
02/08/2025 D1 Adult 18+
4.0
CDTA W 18&OM4.0 7.Forest View Takahashi Sat 4 $23
Midwest		 W CDTA W 18&OM4.0 3.Oak Brook OMalley Sun 7 $22
Midwest
Tomohiro Hori (3.92) 6-3
3-6
1-0		 Dwight Anderson (3.72)
Jonathan Gawlak (3.80)
Match: 3.77 Rating: 3.85
02/02/2025 D3 Adult 18+
4.0
CDTA W 18&OM4.0 7.Forest View Takahashi Sat 4 $23
Midwest		 W CDTA W 18&OM4.0 1.MT Chi Brown Sun 12 $31.5
Midwest
Tomohiro Hori (3.89) 6-1
6-4		 Keith Sgariglia (3.71)
Christopher Urso (3.85)
Match: 4.01 Rating: 3.89
01/19/2025 D3 Adult 18+
4.0
CDTA W 18&OM4.0 7.Forest View Takahashi Sat 4 $23
Midwest		 W CDTA W 18&OM4.0 6.River Trails Ciuca Sun 4 $26
Midwest
YOSHITAKA KUMAGAI (3.82) 7-6
2-4
1-0		 Carlos Flores (3.93)
Rafael Lozada (4.00)
Match: 3.97 Rating: 3.87
01/12/2025 D1 Combo
7.5
Districts
CDTA W ComboX7.5 4.Schaumburg Hayashida Sun 3 $20
Midwest		 L CDTA S ComboX7.5 2.Tam Wright Fri 7:30 $22
Midwest
Yumi Ida (3.65) 6-2
6-4		 Ayano Nakamura (4.38)
Brian Donnelly (-----)
Match: S Rating: -----
01/11/2025 D1 Adult 18+
4.0
CDTA W 18&OM4.0 7.Forest View Takahashi Sat 4 $23
Midwest		 W CDTA W 18&OM4.0 4.Tam Huh Sat 5 $22
Midwest
Hideaki Takahashi (3.97) 6-3
6-5		 Ty Caughell (3.57)
Andrew Lin (3.95)
Match: S Rating: 3.82
12/21/2024 D1 Adult 18+
4.0
CDTA E 18&OM4.0 6.Forest View Takahashi Sat 4 $23
Midwest		 L CDTA E 18&OM4.0 5.Naperville Podwika Sat 2 $23
Midwest
Yoshitaka Nakahara (3.89) 1-6
6-3
1-0		 Noah Baker (3.81)
Jared Suttles (3.49)
Match: 3.67 Rating: 3.82
12/14/2024 D2 Combo
7.5
CDTA F ComboX7.5 9.Schaumburg Hayashida Sun 3 $22
Midwest		 L CDTA F ComboX7.5 3.Hinsdale Janzen Sat 3:30 $22
Midwest
Tomoko Hayashida (3.38) 7-5
2-6
1-0		 Shannon Ebner (3.90)
Dwight Janzen (3.18)
Match: 3.82 Rating: -----
12/07/2024 D1 Adult 18+
4.0
CDTA E 18&OM4.0 6.Forest View Takahashi Sat 4 $23
Midwest		 W CDTA E 18&OM4.0 7.Five Seasons Conboy Sat 4 $22
Midwest
Tomohiro Hori (3.92) 6-4
6-4		 John Clancy (3.50)
Brian Cooper (3.54)
Match: 3.60 Rating: 3.85
Glossary
Match Player rating for individual match.
Rating Dynamic rating after completed match.
NC Match not yet calculated into rating.
S Self rated or unrated player involved in match so no match rating calculated for current player.
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