Akira Santillan vs Kaylan Bigun — Yokohama CH Round of 16

Yokohama CH · CHALLENGER · Round of 16
AUS
Akira Santillan
#307ATP
1415ELO
1377Hard ELO
29 yrs · 180 cm · Right-handed
Last 10
LLLLLLWLWW
2 — 0
Sets
Monday, 17 November 2025
hard
USA
Kaylan Bigun
#637ATP
1302ELO
1275Hard ELO
20 yrs · 183 cm · Left-handed
Last 10
LLLWLLLWLL

Umpiry Score

Pre-match
Santillan A.
6.5
Marginal edgeUmpiry Score
Bigun K.
5.3
Clear underdogUmpiry Score
Form & Matchup
5.8+102 Hard Elo edge
Surface ELO
4.1Hard Elo 1275
6.0Overall Elo 1415
ELO gap
4.0Overall Elo 1302
5.0No prior meetings
H2H
5.0
5.3
Surface form
2.2
0.0
Win streak
0.0Lost last 6
Fatigue & Travel
5.1
Minutes 14d
8.2
4.0
3-set count
Prev. match
9.0
Context
5.0
Defending pts
5.0

The Umpiry Score combines match-context factors — matchup, form, fatigue, travel and motivation — into a single 0–10 score, updated daily. Read how it works.

Santillan A.
662
Bigun K.
310

Head to head

No previous meetings on record.

Statistics

Recent form
Santillan A.Bigun K.
62%1st serve in+6%56%
71%1st serve points won+2%69%
50%2nd serve points won+5%45%
63%Service points won+4%59%
38%Return points won38%
50%Break points saved+4%54%
6.1Aces / match+1.74.4
3.7Double faults / match+0.74.4

Averages from each player's recent completed matches (20 vs 20). ATP, WTA & Challenger.

Draw

Final
Sakamoto R.[2]
Uchida K.[8]
4-67-646-4
Semi-finals
Uchida K.[8]
Ribeiro Marcondes I.
6-46-2
Sakamoto R.[2]
Santillan A.
3-66-16-3
Quarter-finals
Ribeiro Marcondes I.
Oberleitner N.
6-16-3
Santillan A.
Kusuhara Y.
6-36-2
Uchida K.[8]
Nishikori K.[1]
6-26-2
Sakamoto R.[2]
Uchiyama Y.[7]
3-66-36-4
R16
Kusuhara Y.
Shimizu Y.[6]
6-36-3
Santillan A.
Bigun K.
6-36-1
Uchiyama Y.[7]
Vrbensky M.
6-36-3
Sakamoto R.[2]
Zhukov M.
6-16-2
Ribeiro Marcondes I.
Mochizuki Y.
6-27-65
Uchida K.[8]
Taguchi R.
7-56-4
Oberleitner N.
Shiraishi H.
7-54-66-3
Nishikori K.[1]
Sin S.
6-46-1
R32
Bigun K.
Ymer E.[3]
3-0
Nishikori K.[1]
Ichikawa T.
4-66-16-1
Sin S.
Jones L.
3-66-16-2
Taguchi R.
Jones M.
7-636-2
Uchida K.[8]
Chung H.
6-36-0
Ribeiro Marcondes I.
Crawford O.[4]
6-46-4
Shiraishi H.
Basing M.
2-66-26-3
Shimizu Y.[6]
Takahashi Y.
6-26-2
Kusuhara Y.
Isomura K.
7-56-3
Santillan A.
Imamura M.
6-06-2
Uchiyama Y.[7]
Huang T.
6-47-611
Vrbensky M.
Shin W.
6-36-3
Zhukov M.
Tabata R.
6-46-4
Sakamoto R.[2]
Samrej K.
6-47-61
Oberleitner N.
Hsu Y.[5]
7-56-2
Mochizuki Y.
Yamasaki J.
6-47-65