Jaqueline Cristian and Tereza Valentova will play each other in the semifinal of the Japan Open for the 1^st time in their career. They are scheduled to play on Saturday at 2:00 pm on CENTER. In this post, we analyze their head to head performance and prediction.

Prediction, odds and live streaming

The pick for Tennis Tonic is Tereza Valentova who should win in 2 sets.

As per the initial odds, Tereza Valentova is the pick to win this match.
Tereza Valentova -> 1.31
Jaqueline Cristian -> 3.44

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Prediction and head to head Jaqueline Cristian vs. Tereza Valentova

There is no head to head record between Jaqueline Cristian and Tereza Valentova since this will be the first time that they will face off in the main tour.

Jaqueline Cristian

Ranked no. 47, Cristian got to the semifinal after beating Elisabetta Cocciaretto 6-2 7-6(4), Jessica Bouzas Maneiro 0-6 6-4 6-2 and Naomi Osaka w/o.

In the quarter, Cristian defeated Osaka (w/o). During the match, Cristian and Osaka scored the same amount of points (). However, the world no. 47 was stronger during the important points and that was the most significant difference in the match. Cristian was not very aggressive to strike just winners.

Talking about the service games, Cristian wasn’t able to score even 1 ace during the match and she was pretty steady in conceding no double faults. Jaqueline Cristian conceded no breaks for the entire match to put 0% of her first serves in, win 0% (0) of the points behind her 1st serve and 0% (0) on the 2nd serve.

Overall Performance in this tournament

Cristian has lost 1 set in this competition to conquer 53% of the points she played.

Cristian has winning record in the last 10 years having won 59% of her matches (336-232). 19-13 on hard in 2025. Regarding her performance on the same surface of this tournament, Cristian has a composed 98-79 match record in the last years on hard.

Her best result of the year was winning the title the Puerto Vallarta where she overcame Linda Fruhvirtova in the final 7-5 6-4.

The Romanian has an overall 31-23 win-loss record in 2025, 19-13 on hard (See FULL STATS).

Previously in Osaka

Cristian has never competed in this tournament before.

Tereza Valentova

Ranked no. 78, Tereza reached the semifinal after defeating Alina Charaeva 6-1 6-2, Greetje Minnen 4-6 6-4 6-2, Alexandra Eala 6-1 6-2, Elise Mertens 6-4 6-1 and Olga Danilovic 4-6 6-2 6-3.

In the quarter against Danilovic, Valentova recovered from a 1-set down deficit before winning (4-6 6-2 6-3). During the match Valentova scored 89 points vs Danilovic’s 71. Tereza was extremely aggressive to blast 30 winners.

Talking about serving, Valentova scored 3 aces and she committed only 7 double faults. Tereza Valentova lost the serve 4 times and she saved 3 break points. Furthermore, Valentova put 54% of her first serves in, winning 68% (30/44) of the points behind her 1st serve and 45% (17/38) on the 2nd serve. The Czech broke Danilovic 7 times after converting 70% of her break points (7/10).

Overall Performance in this tournament

The Czech started her run at this tournament from the qualifications. In the main draw, she has conceded 2 set in the tournament to win 57% of the points she played.

Her best result of the current year was winning the title the W75 Porto where she defeated Nastasja Mariana Schunk in the final 6-3 6-4 and the W75 Murska Sobota where she overcame Mariam Bolkvadze in the final 1-6 6-3 6-2 and the Grado where she beat Barbora Palicova in the final 6-2 4-6 6-1 and the Porto where she overcame Lanlana Tararudee in the final 6-4 6-2.

The Czech has a compiled 48-11 win-loss record in 2025, 17-3 on hard (See FULL STATS).

H2H Performance in the tournament (main draw)

Matches, sets, games and points

Points	Cristian	Valentova
Match played	2	5
Tot Set	5	12
Tot Games	45	102
Pts	167-150	369-278
Total Points	317	647
Winners	67	144
%Winners	40%	39%

Cristian played 2 matches while Valentova competed in 5 matches. Valentova started her run from the qualifications while Cristian had a direct access to the main draw. Both players lost a set in the event. Jaqueline Cristian lost 1 set, while Tereza Valentova lost 2 sets. Cristian has played 7 set(s) less than Valentova (5 vs 12). Therefore, Cristian played 57 games less than Valentova. The Romanian scored 67 winners (40% of the total points). On the other side, Valentova recorded 144 winners (39%).

Serve Performance

Serve	Cristian	Valentova
Aces	6	22
Avg per match	3	4.4
1st in	105/151	189/331
%1st in	70%	57%
1st pts	67/105	144/189
%1st pts	64%	76%
2nd pts	26/46	71/142
%2nd pts	57%	50%

Cristian made 6 aces (3 per match). Valentova bagged 22 aces (4.4 per match). Cristian won 64% points on her first serve. She very solid her second serve to win 57% of the points. On the other side, Valentova won 76% of the points on her first serve. She had a solid display on her second serve to win 50% of the points.

How they played the important points

Breaks	Cristian	Valentova
Won	7	24
Converted	7/20	24/39
% Converted	35%	62%
Conceded	12	25
Saved	7	18
% Saved	58%	72%
Times Broken	5	7

Cristian broke her opponents 7 times with a 35% conversion rate. The Romanian dropped her serve 5 times and she saved 58% of the break points that she conceded. Valentova broke her opponents 24 times with a 62% conversion rate. The Czech conceded her serve 7 times and she saved 72% of the break points that she conceded.

Cristian
	R1 Cocciaretto	R2 Bouzas	1/4 Osaka	Total
Score	6-2 7-64	0-6 6-4 6-2	w/o
Tot Set	2	3	–	5
Tot Games	21	24	–	45
pts	86-73	81-77	–	167-150
Total points	159	158	–	317
Winners	35	32	–	67
%Winners	41%	40%	–	40%
SERVE
Aces	3	3	–	6
Double Faults	2	3	–	5
1st in	53/76	52/75	–	105/151
% 1st in	70%	69%	–	70%
1st pts	35/53	32/52	–	67/105
% 1st pts	66%	62%	–	64%
2nd pts	14/23	12/23	–	26/46
% 2nd pts	61%	52%	–	57%
Breaks
Won	3	4	–	7
Converted	3/11	4/9	–	7/20
Converted %	27%	44%	–	35%
Conceded	5	7	–	12
Saved	4/5	3/7	–	7
Saved %	80%	43%	–	41%
Times Broken	1	4	–	5

Valentova
	Q1 Charaeva	Q3 Minnen	R1 Eala	R2 Mertens	1/4 Danilovic	Total
Score	6-1 6-2	4-6 6-4 6-2	6-1 6-2	6-4 6-1	4-6 6-2 6-3
Tot Set	2	3	2	2	3	12
Tot Games	15	28	15	17	27	102
pts	66-44	85-71	69-53	60-39	89-71	369-278
Total points	110	156	122	99	160	647
Winners	24	37	28	25	30	144
%Winners	36%	44%	41%	42%	34%	39%
SERVE
Aces	7	6	3	3	3	22
Double Faults	2	3	3	2	7	17
1st in	30/54	41/74	44/67	30/54	44/82	189/331
% 1st in	56%	55%	66%	56%	54%	57%
1st pts	24/30	37/41	28/44	25/30	30/44	144/189
% 1st pts	80%	90%	64%	83%	68%	76%
2nd pts	13/24	18/33	10/23	13/24	17/38	71/142
% 2nd pts	54%	55%	43%	54%	45%	50%
Breaks
Won	4	3	6	4	7	24
Converted	4/7	3/6	6/10	4/6	7/10	24/39
Converted %	57%	50%	60%	67%	70%	62%
Conceded	5	3	6	4	7	25
Saved	5/5	2/3	5/6	3/4	3/7	18
Saved %	100%	67%	83%	75%	43%	123%
Times Broken	0	1	1	1	4	7

Tennis Scores in Osaka

• Thiago Moura MonteiroMoura Monteiro – Henri LaaksonenLaaksonen (6-4 6-4) – Stats, scores, rankings
• Tobias KamkeKamke – Javier Barranco CosanoBarranco Cosano (7-5 6-0) – Stats, scores, rankings

Upcoming matches in the draw

• Jaqueline CristianCristian – (0-0) – H2H and prediction
• Leylah Annie FernandezAnnie Fernandez – Sorana CirsteaCirstea (0-0) – H2H and prediction