JS
Class of 2028 · 4-Star
🇺🇸 Joanna Sakaguchi
★★★★★
★★★★ · 4-Star
STR
45.7
4-yr proj 47.0
College List
SCHOOLOFFERINTEREST
SCHOL.STRIKEPRED.STATUS
Dreamsheet
Penn
Virginia
Dartmouth
Princeton
Junior Badges
NATTop 100
NATTop 300
STATENo. 1
STATETop 5
STATETop 10
STATETop 25
Junior Results
DATETOURNAMENT
LEVELRESULT
Wk 2
Bengaluru Cup
Developmental
R16
Wk 4
České Budějovice Cup
State
Finalist
Wk 5
Caen Championships
National
Champion
Wk 7
Aalst Classic
Premier
R16
Wk 8
Phoenix Open
Premier
R32
Wk 10
Tarragona Open
Premier
Semifinalist
Wk 12
Borgerhout Open
Premier
Quarterfinalist
Wk 13
Ahmedabad Open
Premier
R16
Wk 15
Miami Classic
Premier
Quarterfinalist
Wk 17
Kassel Classic
Premier
R16
Wk 18
Pardubice Open
Premier
Semifinalist
Wk 20
Tampa Open
Premier
Semifinalist
Wk 22
Guadalajara International
Premier
R16
Wk 23
Perth International
Premier
Quarterfinalist
Wk 25
Delhi Classic
Premier
R32
Wk 26
Blumenau Open
Premier
Champion
Wk 28
Kunming Championships
Major
R16
Wk 30
Kunming International
Major
R16
Wk 31
Montpellier International
Major
R32
Wk 33
Norwich International
Premier
Quarterfinalist
Wk 35
Hluboká International
Premier
Semifinalist
Wk 36
Huelva International
Premier
R32
Junior Doubles
DATETOURNAMENT
LEVELPARTNERRESULT
Wk 4
České Budějovice Cup
State
Sam Silvera
Quarterfinalist
Wk 7
Aalst Classic
Premier
Eva Král
Semifinalist
Wk 15
Miami Classic
Premier
Raffaella De Sciglio
Finalist
Wk 18
Pardubice Open
Premier
Leonie Brandt
Quarterfinalist
Wk 22
Guadalajara International
Premier
Angela Hozumi
Quarterfinalist
Wk 23
Perth International
Premier
Saniyah Kellmeyer
Finalist
Wk 25
Delhi Classic
Premier
Yuki Nakamura-Lima
Semifinalist
Wk 26
Blumenau Open
Premier
Nina Vučetić
Quarterfinalist
Wk 31
Montpellier International
Major
Dagmar Novotný
Quarterfinalist
Junior Match Record
DATETOURNAMENT
W/LOPPONENTSCORE
Wk 2
Bengaluru Cup Round of 32
W
Yua Kondo
7-6 5-7 10-4
Wk 2
Bengaluru Cup Round of 16
L
Scarlett Magull
7-6 4-6 11-13
Wk 4
České Budějovice Cup Round of 32
W
Dorothée Vaillancourt
6-1 6-0
Wk 4
České Budějovice Cup Round of 16
W
Mariana Zardo
6-2 6-1
Wk 4
České Budějovice Cup Quarterfinals
W
Adéla Kříž
6-1 7-5
Wk 4
České Budějovice Cup Semifinals
W
Constance Curran
6-3 6-4
Wk 4
České Budějovice Cup Final
L
Ruth Sinclair
6-3 6-7 10-12
Wk 5
Caen Championships Round of 32
W
Muneeba Shafiq
6-1 6-2
Wk 5
Caen Championships Round of 16
W
Kolie Morrison
6-1 6-0
Wk 5
Caen Championships Quarterfinals
W
Nadia Bennani
6-2 6-3
Wk 5
Caen Championships Semifinals
W
Yua Kondo
6-3 7-6
Wk 5
Caen Championships Final
W
Florencia Marín
6-4 7-5
Wk 7
Aalst Classic Round of 32
W
Destiny Hightowerov
6-1 6-2
Wk 7
Aalst Classic Round of 16
L
Kira Papp
7-5 4-6 8-10
Wk 8
Phoenix Open Round of 32
L
Agnese Sabella
3-6 2-6
Wk 10
Tarragona Open Round of 32
W
Susana Borges
6-3 7-6
Wk 10
Tarragona Open Round of 16
W
Nadine Thiemann
6-2 6-3
Wk 10
Tarragona Open Quarterfinals
W
Katie Killen
7-6 3-6 10-2
Wk 10
Tarragona Open Semifinals
L
Rona Guerry
6-7 1-6
Wk 12
Borgerhout Open Round of 32
W
Jaroslava Němec
2-6 6-3 14-12
Wk 12
Borgerhout Open Round of 16
W
Angelina Iakovlev
6-3 7-6
Wk 12
Borgerhout Open Quarterfinals
L
Valentina Olla
6-3 6-7 6-10
Wk 13
Ahmedabad Open Round of 32
W
Věra Palyza
6-0 6-1
Wk 13
Ahmedabad Open Round of 16
L
Eleonora Procida
3-6 6-2 3-10
Wk 15
Miami Classic Round of 32
W
Joy Rice
6-7 6-2 11-9
Wk 15
Miami Classic Round of 16
W
Kairangi Fallon
7-5 7-6
Wk 15
Miami Classic Quarterfinals
L
Heidi Huber
3-6 6-7
Wk 17
Kassel Classic Round of 32
W
Fenny Lorsheyd
6-1 6-4
Wk 17
Kassel Classic Round of 16
L
Jenny Wijndal
6-7 4-6
Wk 18
Pardubice Open Round of 32
W
Emma Loe
6-1 3-6 11-9
Wk 18
Pardubice Open Round of 16
W
Katie Killen
6-3 6-4
Wk 18
Pardubice Open Quarterfinals
W
Florencia Marín
7-6 6-4
Wk 18
Pardubice Open Semifinals
L
Sashana Ryerson
5-7 4-6
Wk 20
Tampa Open Round of 32
W
Parveen Naqvi
6-7 6-4 10-8
Wk 20
Tampa Open Round of 16
W
Olivia Guéhi
6-2 7-6
Wk 20
Tampa Open Quarterfinals
W
Sandy Villa
6-1 6-7 12-10
Wk 20
Tampa Open Semifinals
L
Ruth Sinclair
2-6 4-6
Wk 22
Guadalajara International Round of 32
W
Nisha Sammy
7-6 6-4
Wk 22
Guadalajara International Round of 16
L
Marketa Lô
6-3 6-7 6-10
Wk 23
Perth International Round of 32
W
Vasanti Mehra
6-0 6-0
Wk 23
Perth International Round of 16
W
Sibongile Troost-Ekong
6-1 6-4
Wk 23
Perth International Quarterfinals
L
Oihane Merino
5-7 6-7
Wk 25
Delhi Classic Round of 32
L
Nelly Hegering
6-4 2-6 11-13
Wk 26
Blumenau Open Round of 32
W
Kyra Farrelly
6-3 6-3
Wk 26
Blumenau Open Round of 16
W
Nina Vučetić
6-1 6-4
Wk 26
Blumenau Open Quarterfinals
W
Maya Shaffelburg
7-6 6-2
Wk 26
Blumenau Open Semifinals
W
Meghan Betz
6-1 6-1
Wk 26
Blumenau Open Final
W
Kairangi Fallon
6-3 6-4
Wk 28
Kunming Championships Round of 32
W
Royal Gasol
3-6 6-3 10-5
Wk 28
Kunming Championships Round of 16
L
Ilke Henry
5-7 3-6
Wk 30
Kunming International Round of 32
W
Simona Parisi
6-4 6-4
Wk 30
Kunming International Round of 16
L
Padmapriya Lehal
6-7 4-6
Wk 31
Montpellier International Round of 32
L
Eleonora Procida
7-6 4-6 8-10
Wk 33
Norwich International Round of 32
W
Božica Subašić
7-5 6-0
Wk 33
Norwich International Round of 16
W
Maya Shaffelburg
6-3 5-7 10-8
Wk 33
Norwich International Quarterfinals
L
Sally Goines-Jackson
6-7 6-7
Wk 35
Hluboká International Round of 32
W
Jacqueline Cascante
6-3 3-6 10-6
Wk 35
Hluboká International Round of 16
W
Maya Shaffelburg
6-3 6-4
Wk 35
Hluboká International Quarterfinals
W
Laura Pedersen
6-3 6-4
Wk 35
Hluboká International Semifinals
L
Jenny Wijndal
3-6 5-7
Wk 36
Huelva International Round of 32
L
Nora Bennett
6-7 1-6
Scouting
| Shared service (consensus) | 56.1 |
| Your department | 53.5 |
| 4-year projection | 47.0 |
Ranking History
| DATE | NATIONAL | STATE | STR |
| Early 2028 | #72 | #1 | 44.8 |
| Mid 2028 | #71 | #1 | 44.8 |
| Late 2028 | #63 | #1 | 45.2 |
| Final 2028 | #66 | #1 | 45.2 |
Attributes
| Serve Power | 58 | |
| Serve Accuracy | 58 | |
| Return | 56 | |
| Forehand | 55 | |
| Backhand | 57 | |
| Consistency | 51 | |
| Net Play | 57 | |
| Speed | 44 | |
| Stamina | 55 | |
| Composure | 50 | |
| Clutch | 55 |
Recruiting Timeline
| Received interest from Washington University in St. Louis | early_contact Wk 1 |
| Received interest from Emory | early_contact Wk 3 |
| Received interest from Colgate | early_contact Wk 4 |
| Offered by Emory | offers Wk 8 |
| Offered by Washington University in St. Louis | offers Wk 9 |
| Offered by Case Western Reserve | offers Wk 10 |
| Offered by Colgate | offers Wk 15 |
| Official visit to Washington University in St. Louis | visits Wk 17 |
| Official visit to Emory | visits Wk 19 |
| Narrowed list to 3 schools | narrowing Wk 21 |






