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The Official Website of the Northwest Athletic Conference

#21 Koshi Arai (LHP) - Pierce

app
14
gs
4
w
1
l
3
sv
0
ip
40.0
era
4.50
whip
1.32
k
19
Player Stats
  Overall Conf
Games 14 420th 7 517th
Plate appearances 0 540th 0 508th
At Bats 0 530th 0 495th
Runs 0 475th 0 434th
Hits 0 491st 0 450th
Doubles - - - -
Triples - - - -
Home Runs - - - -
Runs Batted In 0 463rd 0 416th
Total bases 0 499th 0 461st
Walks - - - -
Hit by pitch - - - -
Strikeouts - - - -
Sacrifice Flies - - - -
Sacrifice Hits - - - -
Hit into double play - - - -
Stolen Bases - - - -
Caught Stealing - - - -
Batting Average - - - -
On Base Percentage - - - -
Slugging Percentage - - - -
Appearances 14 29th 7 128th
Games started 4 118th 0 168th
Wins 1 143rd 1 97th
Losses 3 56th 0 184th
Saves 0 117th 0 78th
Complete Games - - - -
Shutouts - - - -
Innings Pitched 40.0 104th 20.1 134th
Hits 41 86th 16 157th
Runs 20 126th 7 215th
Earned Runs 20 90th 7 187th
Walks 12 203rd 3 297th
Strikeouts 19 176th 7 228th
Strikeouts per Game 4.27 237th 3.10 224th
Doubles Allowed 7 63rd 3 113th
Triples Allowed 2 107th - -
WHIP 1.32 157th .93 207th
Home Runs Allows 3 11th 1 42nd
At Bats Against 149 99th 70 142nd
Batting Average Against .275 262nd .229 131st
Earned Run Average 4.50 126th 3.10 70th
Wild pitches 2 117th - -
Hit Batters 8 312th 3 144th
Balks - - - -
Sacrifice Flies Allowed 5 249th 2 119th
Sacrifice Hits Allowed 1 1st - -
Total Chances 9 527th 0 748th
Put Outs 1 592nd 0 594th
Assists 7 316th 0 614th
Errors 1 323rd 0 384th
Fielding Percentage .889 - - -
Double Plays - - - -
Stolen Bases Allowed 1 411th 1 321st
Runners Caught Stealing 2 146th 2 87th
Runners Caught Stealing Percentage .667 23rd .667 26th
Passed Balls - - - -
Catcher's Interference - - - -
Recent Results
Date Opponent/Event Result
May 7 at Clark L, 1-0
May 9 Clark W, 11-4
May 9 Clark W, 5-3
May 15 S4 Mt. Hood W, 11-1
May 16 S4 Mt. Hood W, 8-2
May 21 vs. N1 Everett L, 11-5
Date Opponent Score ab r h 2b 3b hr rbi bb k sb cs
Feb 15 at Shoreline L, 12-11 - - - - - - - - - - -
Feb 15 at Shoreline W, 15-3 - - - - - - - - - - -
Feb 16 Shoreline W, 17-10 - - - - - - - - - - -
Feb 16 Shoreline W, 5-4 0 0 0 - - - 0 - - - -
Feb 19 Skagit Valley L, 5-3 - - - - - - - - - - -
Feb 19 Skagit Valley W, 7-1 - - - - - - - - - - -
Feb 22 Skagit Valley W, 8-2 - - - - - - - - - - -
Feb 22 Skagit Valley W, 3-2 0 0 0 - - - 0 - - - -
Feb 28 Everett L, 5-0 - - - - - - - - - - -
Feb 28 Everett L, 12-4 - - - - - - - - - - -
Mar 1 at Everett L, 9-2 - - - - - - - - - - -
Mar 1 at Everett L, 11-3 0 0 0 - - - 0 - - - -
Mar 7 at Bellevue L, 9-8 - - - - - - - - - - -
Mar 7 at Bellevue L, 6-5 - - - - - - - - - - -
Mar 8 Bellevue L, 20-8 0 0 0 - - - 0 - - - -
Mar 8 Bellevue W, 5-4 - - - - - - - - - - -
Mar 15 Bellevue W, 3-1 - - - - - - - - - - -
Mar 15 Bellevue L, 8-7 - - - - - - - - - - -
Mar 20 at Wenatchee Valley W, 12-4 - - - - - - - - - - -
Mar 20 at Wenatchee Valley L, 4-3 0 0 0 - - - 0 - - - -
Mar 21 at Wenatchee Valley W, 3-1 - - - - - - - - - - -
Mar 21 at Wenatchee Valley L, 2-1 - - - - - - - - - - -
Mar 26 Lower Columbia L, 4-1 - - - - - - - - - - -
Mar 26 Lower Columbia L, 6-1 - - - - - - - - - - -
Mar 28 at Lower Columbia L, 7-0 0 0 0 - - - 0 - - - -
Mar 28 at Lower Columbia L, 2-1 - - - - - - - - - - -
Apr 2 at Tacoma W, 7-5 - - - - - - - - - - -
Apr 2 at Tacoma L, 8-7 0 0 0 - - - 0 - - - -
Apr 4 Tacoma W, 10-0 - - - - - - - - - - -
Apr 4 Tacoma W, 12-2 - - - - - - - - - - -
Apr 9 at Grays Harbor W, 9-4 - - - - - - - - - - -
Apr 9 at Grays Harbor W, 19-1 - - - - - - - - - - -
Apr 11 Grays Harbor W, 12-2 0 0 0 - - - 0 - - - -
Apr 11 Grays Harbor W, 12-1 - - - - - - - - - - -
Apr 16 at Centralia W, 5-2 - - - - - - - - - - -
Apr 16 at Centralia W, 16-0 - - - - - - - - - - -
Apr 18 Centralia W, 8-4 0 0 0 - - - 0 - - - -
Apr 18 Centralia W, 8-0 - - - - - - - - - - -
Apr 30 Olympic W, 11-6 0 0 0 - - - 0 - - - -
Apr 30 Olympic L, 7-4 - - - - - - - - - - -
May 2 at Olympic W, 9-2 - - - - - - - - - - -
May 2 at Olympic W, 6-3 0 0 0 - - - 0 - - - -
May 7 at Clark L, 4-2 - - - - - - - - - - -
May 7 at Clark L, 1-0 0 0 0 - - - 0 - - - -
May 9 Clark W, 11-4 - - - - - - - - - - -
May 9 Clark W, 5-3 - - - - - - - - - - -
May 15 S4 Mt. Hood W, 11-1 0 0 0 - - - 0 - - - -
May 16 S4 Mt. Hood W, 8-2 0 0 0 - - - 0 - - - -
May 21 vs. N1 Everett L, 11-5 - - - - - - - - - - -
May 22 vs. Linn-Benton   - - - - - - - - - - -
Date Opponent Score hbp sf sh tb xbh hdp go fo go/fo pa
Feb 15 at Shoreline L, 12-11 - - - - - - - - - -
Feb 15 at Shoreline W, 15-3 - - - - - - - - - -
Feb 16 Shoreline W, 17-10 - - - - - - - - - -
Feb 16 Shoreline W, 5-4 - - - 0 0 - - - - 0
Feb 19 Skagit Valley L, 5-3 - - - - - - - - - -
Feb 19 Skagit Valley W, 7-1 - - - - - - - - - -
Feb 22 Skagit Valley W, 8-2 - - - - - - - - - -
Feb 22 Skagit Valley W, 3-2 - - - 0 0 - - - - 0
Feb 28 Everett L, 5-0 - - - - - - - - - -
Feb 28 Everett L, 12-4 - - - - - - - - - -
Mar 1 at Everett L, 9-2 - - - - - - - - - -
Mar 1 at Everett L, 11-3 - - - 0 0 - - - - 0
Mar 7 at Bellevue L, 9-8 - - - - - - - - - -
Mar 7 at Bellevue L, 6-5 - - - - - - - - - -
Mar 8 Bellevue L, 20-8 - - - 0 0 - - - - 0
Mar 8 Bellevue W, 5-4 - - - - - - - - - -
Mar 15 Bellevue W, 3-1 - - - - - - - - - -
Mar 15 Bellevue L, 8-7 - - - - - - - - - -
Mar 20 at Wenatchee Valley W, 12-4 - - - - - - - - - -
Mar 20 at Wenatchee Valley L, 4-3 - - - 0 0 - - - - 0
Mar 21 at Wenatchee Valley W, 3-1 - - - - - - - - - -
Mar 21 at Wenatchee Valley L, 2-1 - - - - - - - - - -
Mar 26 Lower Columbia L, 4-1 - - - - - - - - - -
Mar 26 Lower Columbia L, 6-1 - - - - - - - - - -
Mar 28 at Lower Columbia L, 7-0 - - - 0 0 - - - - 0
Mar 28 at Lower Columbia L, 2-1 - - - - - - - - - -
Apr 2 at Tacoma W, 7-5 - - - - - - - - - -
Apr 2 at Tacoma L, 8-7 - - - 0 0 - - - - 0
Apr 4 Tacoma W, 10-0 - - - - - - - - - -
Apr 4 Tacoma W, 12-2 - - - - - - - - - -
Apr 9 at Grays Harbor W, 9-4 - - - - - - - - - -
Apr 9 at Grays Harbor W, 19-1 - - - - - - - - - -
Apr 11 Grays Harbor W, 12-2 - - - 0 0 - - - - 0
Apr 11 Grays Harbor W, 12-1 - - - - - - - - - -
Apr 16 at Centralia W, 5-2 - - - - - - - - - -
Apr 16 at Centralia W, 16-0 - - - - - - - - - -
Apr 18 Centralia W, 8-4 - - - 0 0 - - - - 0
Apr 18 Centralia W, 8-0 - - - - - - - - - -
Apr 30 Olympic W, 11-6 - - - 0 0 - - - - 0
Apr 30 Olympic L, 7-4 - - - - - - - - - -
May 2 at Olympic W, 9-2 - - - - - - - - - -
May 2 at Olympic W, 6-3 - - - 0 0 - - - - 0
May 7 at Clark L, 4-2 - - - - - - - - - -
May 7 at Clark L, 1-0 - - - 0 0 - - - - 0
May 9 Clark W, 11-4 - - - - - - - - - -
May 9 Clark W, 5-3 - - - - - - - - - -
May 15 S4 Mt. Hood W, 11-1 - - - 0 0 - - - - 0
May 16 S4 Mt. Hood W, 8-2 - - - 0 0 - - - - 0
May 21 vs. N1 Everett L, 11-5 - - - - - - - - - -
May 22 vs. Linn-Benton   - - - - - - - - - -
Date Opponent Score gs w l sv ip h r er era whip bb k hr
Feb 15 at Shoreline L, 12-11 - - - - - - - - - - - - -
Feb 15 at Shoreline W, 15-3 - - - - - - - - - - - - -
Feb 16 Shoreline W, 17-10 - - - - - - - - - - - - -
Feb 16 Shoreline W, 5-4 1 0 0 0 6.0 5 1 1 1.50 1.00 1 3 -
Feb 19 Skagit Valley L, 5-3 - - - - - - - - - - - - -
Feb 19 Skagit Valley W, 7-1 - - - - - - - - - - - - -
Feb 22 Skagit Valley W, 8-2 - - - - - - - - - - - - -
Feb 22 Skagit Valley W, 3-2 1 0 0 0 3.1 1 2 2 5.40 1.50 4 3 -
Feb 28 Everett L, 5-0 - - - - - - - - - - - - -
Feb 28 Everett L, 12-4 - - - - - - - - - - - - -
Mar 1 at Everett L, 9-2 - - - - - - - - - - - - -
Mar 1 at Everett L, 11-3 1 0 1 0 3.0 7 4 4 12.00 2.33 0 0 1
Mar 7 at Bellevue L, 9-8 - - - - - - - - - - - - -
Mar 7 at Bellevue L, 6-5 - - - - - - - - - - - - -
Mar 8 Bellevue L, 20-8 1 0 1 0 2.2 6 5 5 16.88 3.38 3 2 1
Mar 8 Bellevue W, 5-4 - - - - - - - - - - - - -
Mar 15 Bellevue W, 3-1 - - - - - - - - - - - - -
Mar 15 Bellevue L, 8-7 - - - - - - - - - - - - -
Mar 20 at Wenatchee Valley W, 12-4 - - - - - - - - - - - - -
Mar 20 at Wenatchee Valley L, 4-3 0 0 1 0 3.0 5 1 1 3.00 1.67 - 2 -
Mar 21 at Wenatchee Valley W, 3-1 - - - - - - - - - - - - -
Mar 21 at Wenatchee Valley L, 2-1 - - - - - - - - - - - - -
Mar 26 Lower Columbia L, 4-1 - - - - - - - - - - - - -
Mar 26 Lower Columbia L, 6-1 - - - - - - - - - - - - -
Mar 28 at Lower Columbia L, 7-0 0 0 0 0 6.1 6 5 5 7.11 1.11 1 3 1
Mar 28 at Lower Columbia L, 2-1 - - - - - - - - - - - - -
Apr 2 at Tacoma W, 7-5 - - - - - - - - - - - - -
Apr 2 at Tacoma L, 8-7 0 0 0 0 3.1 2 - - 0.00 .90 1 2 -
Apr 4 Tacoma W, 10-0 - - - - - - - - - - - - -
Apr 4 Tacoma W, 12-2 - - - - - - - - - - - - -
Apr 9 at Grays Harbor W, 9-4 - - - - - - - - - - - - -
Apr 9 at Grays Harbor W, 19-1 - - - - - - - - - - - - -
Apr 11 Grays Harbor W, 12-2 0 0 0 0 3.1 2 - - 0.00 .60 - 0 -
Apr 11 Grays Harbor W, 12-1 - - - - - - - - - - - - -
Apr 16 at Centralia W, 5-2 - - - - - - - - - - - - -
Apr 16 at Centralia W, 16-0 - - - - - - - - - - - - -
Apr 18 Centralia W, 8-4 0 0 0 0 4.1 3 2 2 4.15 .69 - 1 -
Apr 18 Centralia W, 8-0 - - - - - - - - - - - - -
Apr 30 Olympic W, 11-6 0 1 0 0 2.1 3 - - 0.00 1.29 - 1 -
Apr 30 Olympic L, 7-4 - - - - - - - - - - - - -
May 2 at Olympic W, 9-2 - - - - - - - - - - - - -
May 2 at Olympic W, 6-3 0 0 0 0 0.1 - - - 0.00 3.00 1 0 -
May 7 at Clark L, 4-2 - - - - - - - - - - - - -
May 7 at Clark L, 1-0 0 0 0 0 0.1 - - - 0.00 - - 0 -
May 9 Clark W, 11-4 - - - - - - - - - - - - -
May 9 Clark W, 5-3 - - - - - - - - - - - - -
May 15 S4 Mt. Hood W, 11-1 0 0 0 0 1.0 1 - - 0.00 1.00 - 1 -
May 16 S4 Mt. Hood W, 8-2 0 0 0 0 0.2 - - - 0.00 1.50 1 1 -
May 21 vs. N1 Everett L, 11-5 - - - - - - - - - - - - -
May 22 vs. Linn-Benton   - - - - - - - - - - - - -
Date Opponent Score tc po a e fpct dp sba rcs rcs% pb ci
Feb 15 at Shoreline L, 12-11 - - - - - - - - - - -
Feb 15 at Shoreline W, 15-3 - - - - - - - - - - -
Feb 16 Shoreline W, 17-10 - - - - - - - - - - -
Feb 16 Shoreline W, 5-4 4 0 4 0 1.000 - - - - - -
Feb 19 Skagit Valley L, 5-3 - - - - - - - - - - -
Feb 19 Skagit Valley W, 7-1 - - - - - - - - - - -
Feb 22 Skagit Valley W, 8-2 - - - - - - - - - - -
Feb 22 Skagit Valley W, 3-2 4 1 2 1 .750 - - - - - -
Feb 28 Everett L, 5-0 - - - - - - - - - - -
Feb 28 Everett L, 12-4 - - - - - - - - - - -
Mar 1 at Everett L, 9-2 - - - - - - - - - - -
Mar 1 at Everett L, 11-3 1 0 1 0 1.000 - - - - - -
Mar 7 at Bellevue L, 9-8 - - - - - - - - - - -
Mar 7 at Bellevue L, 6-5 - - - - - - - - - - -
Mar 8 Bellevue L, 20-8 0 0 0 0 - - - - - - -
Mar 8 Bellevue W, 5-4 - - - - - - - - - - -
Mar 15 Bellevue W, 3-1 - - - - - - - - - - -
Mar 15 Bellevue L, 8-7 - - - - - - - - - - -
Mar 20 at Wenatchee Valley W, 12-4 - - - - - - - - - - -
Mar 20 at Wenatchee Valley L, 4-3 0 0 0 0 - - - - - - -
Mar 21 at Wenatchee Valley W, 3-1 - - - - - - - - - - -
Mar 21 at Wenatchee Valley L, 2-1 - - - - - - - - - - -
Mar 26 Lower Columbia L, 4-1 - - - - - - - - - - -
Mar 26 Lower Columbia L, 6-1 - - - - - - - - - - -
Mar 28 at Lower Columbia L, 7-0 0 0 0 0 - - 1 1 .500 - -
Mar 28 at Lower Columbia L, 2-1 - - - - - - - - - - -
Apr 2 at Tacoma W, 7-5 - - - - - - - - - - -
Apr 2 at Tacoma L, 8-7 0 0 0 0 - - - - - - -
Apr 4 Tacoma W, 10-0 - - - - - - - - - - -
Apr 4 Tacoma W, 12-2 - - - - - - - - - - -
Apr 9 at Grays Harbor W, 9-4 - - - - - - - - - - -
Apr 9 at Grays Harbor W, 19-1 - - - - - - - - - - -
Apr 11 Grays Harbor W, 12-2 0 0 0 0 - - - 1 1.000 - -
Apr 11 Grays Harbor W, 12-1 - - - - - - - - - - -
Apr 16 at Centralia W, 5-2 - - - - - - - - - - -
Apr 16 at Centralia W, 16-0 - - - - - - - - - - -
Apr 18 Centralia W, 8-4 0 0 0 0 - - - - - - -
Apr 18 Centralia W, 8-0 - - - - - - - - - - -
Apr 30 Olympic W, 11-6 0 0 0 0 - - - - - - -
Apr 30 Olympic L, 7-4 - - - - - - - - - - -
May 2 at Olympic W, 9-2 - - - - - - - - - - -
May 2 at Olympic W, 6-3 0 0 0 0 - - - - - - -
May 7 at Clark L, 4-2 - - - - - - - - - - -
May 7 at Clark L, 1-0 0 0 0 0 - - - - - - -
May 9 Clark W, 11-4 - - - - - - - - - - -
May 9 Clark W, 5-3 - - - - - - - - - - -
May 15 S4 Mt. Hood W, 11-1 0 0 0 0 - - - - - - -
May 16 S4 Mt. Hood W, 8-2 0 0 0 0 - - - - - - -
May 21 vs. N1 Everett L, 11-5 - - - - - - - - - - -
May 22 vs. Linn-Benton   - - - - - - - - - - -
  g ab r h 2b 3b hr rbi bb k sb cs avg obp slg
2024-25 - - - - - - - - - - - - - - -
2025-26 14 0 0 0 - - - 0 - - - - - - -
Total 14 0 0 0 - - - 0 - - - - - - -
  g hbp sf sh tb xbh hdp go fo go/fo pa
2024-25 - - - - 0 0 - - - - 0
2025-26 14 - - - 0 0 - - - - 0
Total 14 - - - 0 0 - - - - 0
  app gs w l sv cg ip h r er bb k k/9 hr era whip
2024-25 - - - - - - 0.0 - - - - 0 .00 - 0.00 -
2025-26 14 4 1 3 0 - 40.0 41 20 20 12 19 4.27 3 4.50 1.32
Total 14 4 1 3 0 - 40.0 41 20 20 12 19 4.27 3 4.50 1.32
  g tc po a e fpct dp sba rcs rcs% pb ci
2024-25 - 0 - - - - - - - - - -
2025-26 14 9 1 7 1 .889 - 1 2 .667 - -
Total 14 9 1 7 1 .889 - 1 2 .667 - -
  g ab r h 2b 3b hr rbi bb k sb cs avg obp slg
Total 14 0 0 0 - - - 0 - - - - - - -
Conference 7 0 0 0 - - - 0 - - - - - - -
Exhibition - - - - - - - - - - - - - - -
-
Home 8 0 0 0 - - - 0 - - - - - - -
Away 6 0 0 0 - - - 0 - - - - - - -
Neutral - - - - - - - - - - - - - - -
-
Wins 8 0 0 0 - - - 0 - - - - - - -
Losses 6 0 0 0 - - - 0 - - - - - - -
-
February 2 0 0 0 - - - 0 - - - - - - -
March 4 0 0 0 - - - 0 - - - - - - -
April 4 0 0 0 - - - 0 - - - - - - -
May 4 0 0 0 - - - 0 - - - - - - -
  g hbp sf sh tb xbh hdp go fo go/fo pa
Total 14 - - - 0 0 - - - - 0
Conference 7 - - - 0 0 - - - - 0
Exhibition - - - - 0 0 - - - - 0
-
Home 8 - - - 0 0 - - - - 0
Away 6 - - - 0 0 - - - - 0
Neutral - - - - 0 0 - - - - 0
-
Wins 8 - - - 0 0 - - - - 0
Losses 6 - - - 0 0 - - - - 0
-
February 2 - - - 0 0 - - - - 0
March 4 - - - 0 0 - - - - 0
April 4 - - - 0 0 - - - - 0
May 4 - - - 0 0 - - - - 0
  app gs w l sv cg ip h r er bb k k/9 hr era whip
Total 14 4 1 3 0 - 40.0 41 20 20 12 19 4.27 3 4.50 1.32
Conference 7 0 1 0 0 - 20.1 16 7 7 3 7 3.10 1 3.10 .93
Exhibition - - - - - - 0.0 - - - - 0 .00 - 0.00 -
-
Home 8 3 1 1 0 - 23.2 21 10 10 9 12 4.56 1 3.80 1.27
Away 6 1 0 2 0 - 16.1 20 10 10 3 7 3.86 2 5.51 1.41
Neutral - - - - - - 0.0 - - - - 0 .00 - 0.00 -
-
Wins 8 2 1 0 0 - 21.1 15 5 5 7 10 4.22 - 2.11 1.03
Losses 6 2 0 3 0 - 18.2 26 15 15 5 9 4.34 3 7.23 1.66
-
February 2 2 0 0 0 - 9.1 6 3 3 5 6 5.79 - 2.89 1.18
March 4 2 0 3 0 - 15.0 24 15 15 4 7 4.20 3 9.00 1.87
April 4 0 1 0 0 - 13.1 10 2 2 1 4 2.70 - 1.35 .82
May 4 0 0 0 0 - 2.1 1 - - 2 2 7.71 - 0.00 1.29
  g tc po a e fpct dp sba rcs rcs% pb ci
Total 14 9 1 7 1 .889 - 1 2 .667 - -
Conference 7 0 0 0 0 - - 1 2 .667 - -
Exhibition - 0 - - - - - - - - - -
-
Home 8 8 1 6 1 .875 - - 1 1.000 - -
Away 6 1 0 1 0 1.000 - 1 1 .500 - -
Neutral - 0 - - - - - - - - - -
-
Wins 8 8 1 6 1 .875 - - 1 1.000 - -
Losses 6 1 0 1 0 1.000 - 1 1 .500 - -
-
February 2 8 1 6 1 .875 - - - - - -
March 4 1 0 1 0 1.000 - 1 1 .500 - -
April 4 0 0 0 0 - - - 1 1.000 - -
May 4 0 0 0 0 - - - - - - -