Riley O'Brien or Shinnosuke Ogasawara

Baseball Stats Comparison

Stats
Projections
News & Notes
Schedule

Riley O'Brien or Shinnosuke Ogasawara Player Statistics
	Riley O'Brien RP - STL	Shinnosuke Ogasawara SP,RP - WSH
2026 Stats


Games Played	64	‐

Games Started	0	‐

Innings Pitched	62.0	‐

Wins	3	‐

Losses	9	‐

Saves	37	‐

Blown Saves	8	‐

Holds	1	‐

Hits Allowed	52	‐

Earned Runs	29	‐

Home Runs Allowed	5	‐

Strikeouts	62	‐

Walks	29	‐

ERA	4.21	‐

WHIP	1.31	‐

Riley O'Brien or Shinnosuke Ogasawara Player Projections
	Riley O'Brien RP - STL	Shinnosuke Ogasawara SP,RP - WSH
2026 Projections


Games Played	59	13

Games Started	0	1

Innings Pitched	60.2	18.5

Wins	3	1

Losses	3	1

Saves	14	0

Blown Saves	1	0

Holds	11	1

Hits Allowed	52	20

Earned Runs	26	13

Home Runs Allowed	5	3

Strikeouts	63	15

Walks	27	8

ERA	3.92	6.15

WHIP	1.31	1.47

Riley O'Brien or Shinnosuke Ogasawara Player Notes
	Riley O'Brien RP - STL	Shinnosuke Ogasawara SP,RP - WSH
News
	Riley O'Brien struck out two batters while allowing one hit and one walk in a scoreless appearance to earn the save in Monday's 2-1 win over the Giants. Chase Davis Tue, Sep 15th	The Nationals reassigned LHP Shinnosuke Ogasawara to minor league camp. Ari Koslow Thu, Mar 5th
	Riley O'Brien allowed two earned runs on one hit and one walk while striking out two across one inning in Saturday's 6-5 loss to the White Sox. Chase Davis Sun, Sep 13th	Shinnosuke Ogasawara is scheduled to start one of the Nationals two split-squad games on Saturday. Ari Koslow Wed, Feb 18th
	Riley O'Brien struck out two batters while allowing one hit in a scoreless outing to earn the save in Friday's 7-6 win over the Rockies. Chase Davis Sat, Sep 5th
	Riley O'Brien struck out one batter while allowing the ghost runner to score to earn the save in Wednesday's 8-6 win over the Dodgers. Chase Davis Thu, Sep 3rd
	Riley O'Brien struck out one batter while allowing one hit in a scoreless appearance to earn the save in Thursday's 7-5 win over the Orioles. Chase Davis Fri, Aug 28th
Notes
There are no recent notes for these players

Riley O'Brien or Shinnosuke Ogasawara Player Schedules
Date	Opp	Opp Pitcher	VBR	Opp	Opp Pitcher	VBR
	Riley O'Brien RP - STL			Shinnosuke Ogasawara SP,RP - WSH
Thu, Mar 26th	vs TB	Drew Rasmussen (14-5)	#9	@ CHC	Matthew Boyd (8-5)	#52
Sat, Mar 28th	vs TB	Joe Boyle (0-1)	#170	@ CHC	Cade Horton (1-0)
Sun, Mar 29th	vs TB	Steven Matz (5-5)	#142	@ CHC	Shota Imanaga (11-10)	#33
Mon, Mar 30th	vs NYM	Clay Holmes (6-7)	#76	@ PHI	Taijuan Walker (1-4)
Tue, Mar 31st	vs NYM	Kodai Senga (0-9)	#129	@ PHI	Andrew Painter (3-9)	#118
Wed, Apr 1st	vs NYM	Freddy Peralta (9-11)	#56	@ PHI	Cristopher Sanchez (17-6)	#2
Fri, Apr 3rd	@ DET	Framber Valdez (10-10)	#42	vs LAD	Emmet Sheehan (5-8)	#140
Sat, Apr 4th	@ DET	Jack Flaherty (3-8)	#120	vs LAD	Tyler Glasnow (4-1)	#15
Sun, Apr 5th	@ DET	Keider Montero (9-9)	#100	vs LAD	Roki Sasaki (5-5)	#80
Mon, Apr 6th	@ WSH	Zack Littell (8-8)	#327	vs STL	Andre Pallante (12-7)	#106
Tue, Apr 7th	@ WSH	Cade Cavalli (12-5)	#36	vs STL	Matthew Liberatore (5-14)	#83
Wed, Apr 8th	@ WSH	Miles Mikolas (3-9)		vs STL	Michael McGreevy (7-9)	#93
Fri, Apr 10th	vs BOS	Connelly Early (7-5)	#162	@ MIL	Aaron Ashby
Sat, Apr 11th	vs BOS	Ranger Suarez (7-4)	#32	@ MIL	Kyle Harrison (10-4)	#109
Sun, Apr 12th	vs BOS	Brayan Bello (6-7)	#102	@ MIL	Brandon Woodruff (2-2)
Mon, Apr 13th	vs CLE	Gavin Williams (13-8)	#18	@ PIT	Paul Skenes (10-11)	#5
Tue, Apr 14th	vs CLE	Joey Cantillo (9-9)	#75	@ PIT	Mitch Keller (6-8)
Wed, Apr 15th	vs CLE	Slade Cecconi (4-7)	#204	@ PIT	Mason Montgomery (6-3)	#153
Fri, Apr 17th	@ HOU	Peter Lambert (8-9)	#111	vs SF	Logan Webb (8-9)	#30
Sat, Apr 18th	@ HOU	Lance McCullers Jr. (2-3)		vs SF	Adrian Houser (4-7)
Sun, Apr 19th	@ HOU	Mike Burrows (4-9)	#299	vs SF	Robbie Ray (13-8)	#105
Mon, Apr 20th	@ MIA	Max Meyer (9-1)		vs ATL	Bryce Elder (8-8)
Tue, Apr 21st	@ MIA	Chris Paddack (0-7)		vs ATL	Reynaldo Lopez (4-5)
Wed, Apr 22nd	@ MIA	Janson Junk (6-9)	#85	vs ATL	Didier Fuentes (7-2)	#150
Fri, Apr 24th	vs SEA	George Kirby (9-11)	#29	@ CWS	Bryan Hudson (4-4)	#207
Sat, Apr 25th	vs SEA	Bryan Woo (12-9)	#10	@ CWS	Noah Schultz (3-9)	#285
Sun, Apr 26th	vs SEA	Emerson Hancock (7-8)	#135	@ CWS	Bryan Hudson (4-4)	#207
Mon, Apr 27th	@ PIT	Mason Montgomery (6-3)	#153
Tue, Apr 28th	@ PIT	Braxton Ashcraft (14-6)		@ NYM	Clay Holmes (6-7)	#76
Wed, Apr 29th	@ PIT	Bubba Chandler (8-9)	#123	@ NYM	David Peterson (8-8)	#92
Thu, Apr 30th	@ PIT	Paul Skenes (10-11)	#5	@ NYM	Freddy Peralta (9-11)	#56
Fri, May 1st	vs LAD	Emmet Sheehan (5-8)	#140	vs MIL	Jacob Misiorowski (15-5)	#6
Sat, May 2nd	vs LAD	Roki Sasaki (5-5)	#80	vs MIL	Kyle Harrison (10-4)	#109
Sun, May 3rd	vs LAD	Justin Wrobleski (11-5)	#134	vs MIL	Logan Henderson (10-3)	#23
Mon, May 4th	vs MIL	Chad Patrick (9-4)	#130
Wed, May 6th	vs MIL	Brandon Sproat (3-7)	#258	vs MIN	Bailey Ober (7-6)	#72
Thu, May 7th	@ SD	Michael King (11-9)	#59	vs MIN	Simeon Woods Richardson (2-7)
Fri, May 8th	@ SD	Griffin Canning (4-9)	#216	@ MIA	Robby Snelling (0-1)
Sat, May 9th	@ SD	Randy Vasquez (10-6)	#275	@ MIA	Janson Junk (6-9)	#85
Sun, May 10th	@ SD	Walker Buehler (8-6)	#156	@ MIA	Sandy Alcantara (13-10)	#71
Tue, May 12th	@ ATH	Jeffrey Springs (4-13)	#155	@ CIN	Brady Singer (6-14)	#157
Wed, May 13th	@ ATH	J.T. Ginn (9-8)		@ CIN	Nick Lodolo (3-5)	#101
Thu, May 14th	@ ATH	Jacob Lopez (6-4)	#128	@ CIN	Chase Burns (15-3)	#28
Fri, May 15th	vs KC	Michael Wacha (9-9)	#65	vs BAL	Shane Baz (6-15)	#81
Sat, May 16th	vs KC	Noah Cameron (9-8)	#58	vs BAL	Chris Bassitt (8-5)	#117
Sun, May 17th	vs KC	Stephen Kolek (4-3)		vs BAL	Brandon Young (9-4)	#108
Tue, May 19th	vs PIT	Mitch Keller (6-8)		vs NYM	Nolan McLean (11-9)	#39
Wed, May 20th	vs PIT	Carmen Mlodzinski (7-7)	#86	vs NYM	Zac Thornton (4-5)	#115
Thu, May 21st	vs PIT	Braxton Ashcraft (14-6)		vs NYM	David Peterson (8-8)	#92
Sat, May 23rd	@ CIN	Chase Petty (1-2)	#338	@ ATL	Grant Holmes (9-5)	#121
Mon, May 25th	@ MIL	Jacob Misiorowski (15-5)	#6	@ CLE	Tanner Bibee (6-15)	#62
Tue, May 26th	@ MIL	Kyle Harrison (10-4)	#109	@ CLE	Joey Cantillo (9-9)	#75
Wed, May 27th	@ MIL	Chad Patrick (9-4)	#130	@ CLE	Gavin Williams (13-8)	#18
Fri, May 29th	vs CHC	Shota Imanaga (11-10)	#33	vs SD	Lucas Giolito (2-3)
Sat, May 30th	vs CHC	Ben Brown (4-2)		vs SD	Michael King (11-9)	#59
Sun, May 31st	vs CHC	Jordan Wicks (0-2)		vs SD	Griffin Canning (4-9)	#216
Mon, Jun 1st	vs TEX	Jacob deGrom (11-9)	#4	vs MIA	Sandy Alcantara (13-10)	#71
Tue, Jun 2nd	vs TEX	Nathan Eovaldi (11-9)	#97	vs MIA	Lake Bachar (1-4)	#261
Wed, Jun 3rd	vs TEX	MacKenzie Gore (8-11)	#49	vs MIA	Max Meyer (9-1)
Fri, Jun 5th	vs CIN	Brady Singer (6-14)	#157	@ ARI	Merrill Kelly (9-14)	#124
Sat, Jun 6th	vs CIN	Nick Lodolo (3-5)	#101	@ ARI	Eduardo Rodriguez (15-6)	#110
Sun, Jun 7th	vs CIN	Rhett Lowder (6-11)	#126	@ ARI	Michael Soroka (8-5)	#70
Tue, Jun 9th	@ NYM	Freddy Peralta (9-11)	#56	@ SF	Adrian Houser (4-7)
Wed, Jun 10th	@ NYM	Austin Warren		@ SF	Robbie Ray (13-8)	#105
Thu, Jun 11th	@ NYM	Christian Scott (4-5)	#43
Fri, Jun 12th	@ MIN	Joe Ryan (6-10)	#22	vs SEA	Bryce Miller (4-9)	#44
Sat, Jun 13th	@ MIN	Connor Prielipp (5-7)	#96	vs SEA	Luis Castillo (4-11)	#88
Sun, Jun 14th	@ MIN	Taj Bradley (11-6)	#35	vs SEA	Emerson Hancock (7-8)	#135
Mon, Jun 15th	vs SD	Wandy Peralta (3-3)	#200	vs KC	Mitch Spence (0-2)	#125
Tue, Jun 16th	vs SD	Michael King (11-9)	#59	vs KC	Michael Wacha (9-9)	#65
Wed, Jun 17th	vs SD	Bradgley Rodriguez (3-3)	#229	vs KC	Luinder Avila (5-4)
Thu, Jun 18th	@ KC	Noah Cameron (9-8)	#58
Fri, Jun 19th	@ KC	Seth Lugo (7-8)	#116	@ TB	Griffin Jax (7-10)	#20
Sun, Jun 21st	@ KC	Stephen Kolek (4-3)		@ TB	Nick Martinez (15-4)	#77
Mon, Jun 22nd	vs ARI	Merrill Kelly (9-14)	#124	vs PHI	Tim Mayza (3-3)	#143
Tue, Jun 23rd	vs ARI	Eduardo Rodriguez (15-6)	#110	vs PHI	Jesus Luzardo (14-5)	#16
Wed, Jun 24th	vs ARI	Mitch Bratt (1-3)		vs PHI	Aaron Nola (6-10)	#54
Fri, Jun 26th	vs MIA	Max Meyer (9-1)		@ BAL	Trevor Rogers (10-10)	#55
Sat, Jun 27th	vs MIA	Ryan Gusto (1-5)	#154	@ BAL	Brandon Young (9-4)	#108
Sun, Jun 28th	vs MIA	Tyler Phillips (5-6)	#298	@ BAL	Kyle Bradish (7-14)
Tue, Jun 30th	@ ATL	Martin Perez (9-9)	#132	@ BOS	Connelly Early (7-5)	#162
Wed, Jul 1st	@ ATL	Reynaldo Lopez (4-5)		@ BOS	Payton Tolle (9-6)	#21
Thu, Jul 2nd	@ ATL	Hurston Waldrep (0-1)
Fri, Jul 3rd	@ CHC	David Peterson (8-8)	#92	vs PIT	Mitch Keller (6-8)
Sat, Jul 4th	@ CHC	Shota Imanaga (11-10)	#33	vs PIT	Braxton Ashcraft (14-6)
Sun, Jul 5th	@ CHC	Javier Assad (6-1)	#191	vs PIT	Bubba Chandler (8-9)	#123
Mon, Jul 6th	vs MIL	Shane Drohan (7-5)	#68	vs HOU	Mike Burrows (4-9)	#299
Tue, Jul 7th	vs MIL	Robert Gasser (4-5)	#67	vs HOU	Tatsuya Imai (6-4)	#138
Wed, Jul 8th	vs MIL	Kyle Harrison (10-4)	#109	vs HOU	Spencer Arrighetti (8-9)	#308
Thu, Jul 9th	vs MIL	Logan Henderson (10-3)	#23
Fri, Jul 10th	vs ATL	Chris Sale (14-9)	#7	vs NYY	Ryan Weathers (5-8)	#250
Sat, Jul 11th	vs ATL	Reynaldo Lopez (4-5)		vs NYY	Cam Schlittler (14-6)	#13
Sun, Jul 12th	vs ATL	Danny Young		vs NYY	Will Warren (10-6)	#50
Fri, Jul 17th	@ ARI	Merrill Kelly (9-14)	#124	@ ATH	Gage Jump (6-11)
Sat, Jul 18th	@ ARI	Brandon Pfaadt (7-3)	#94	@ ATH	J.T. Ginn (9-8)
Sun, Jul 19th	@ ARI	Eduardo Rodriguez (15-6)	#110	@ ATH	Jacob Lopez (6-4)	#128
Mon, Jul 20th	@ LAA	Jose Soriano (12-7)	#46	@ COL	Kyle Freeland (4-10)	#369
Tue, Jul 21st	@ LAA	Walbert Urena (9-10)	#302	@ COL	Michael Lorenzen (3-13)	#166
Wed, Jul 22nd	@ LAA	Reid Detmers (6-8)	#19	@ COL	Gabriel Hughes (0-8)	#386
Thu, Jul 23rd	vs ARI	Brandon Pfaadt (7-3)	#94
Fri, Jul 24th	vs CIN	Rhett Lowder (6-11)	#126	vs ARI	Eduardo Rodriguez (15-6)	#110
Sat, Jul 25th	vs CIN	Hunter Greene (2-2)		vs ARI	Mitch Bratt (1-3)
Sun, Jul 26th	vs CIN	Andrew Abbott (6-11)	#122	vs ARI	Kohl Drake (0-1)	#345
Mon, Jul 27th	vs CHC	David Peterson (8-8)	#92	vs TOR	Max Scherzer (3-8)	#90
Tue, Jul 28th	vs CHC	Colin Rea (8-8)	#197	vs TOR	Shane Bieber (5-2)	#148
Wed, Jul 29th	vs CHC	Matthew Boyd (8-5)	#52	vs TOR	Trey Yesavage (5-5)	#141
Thu, Jul 30th	vs CHC	Javier Assad (6-1)	#191	@ ATL	Grant Holmes (9-5)	#121
Fri, Jul 31st	@ TOR	Dylan Cease (11-5)	#11	@ ATL	Bryce Elder (8-8)
Sat, Aug 1st	@ TOR	Kevin Gausman (9-12)	#26	@ ATL	Martin Perez (9-9)	#132
Sun, Aug 2nd	@ TOR	Max Scherzer (3-8)	#90	@ ATL	JR Ritchie (1-3)	#193
Mon, Aug 3rd	@ NYY	Cam Schlittler (14-6)	#13	@ PHI	Aaron Nola (6-10)	#54
Tue, Aug 4th	@ NYY	Ryan Weathers (5-8)	#250	@ PHI	Jesus Luzardo (14-5)	#16
Wed, Aug 5th	@ NYY	Will Warren (10-6)	#50	@ PHI	Andrew Painter (3-9)	#118
Fri, Aug 7th	vs COL	Ryan Feltner (6-10)	#389	vs CIN	Chase Petty (1-2)	#338
Sat, Aug 8th	vs COL	Kyle Freeland (4-10)	#369	vs CIN	Chase Burns (15-3)	#28
Sun, Aug 9th	vs COL	Michael Lorenzen (3-13)	#166	vs CIN	Brady Singer (6-14)	#157
Mon, Aug 10th	vs PHI	Andrew Painter (3-9)	#118
Tue, Aug 11th	vs PHI	Cristopher Sanchez (17-6)	#2	vs CHC	Shota Imanaga (11-10)	#33
Wed, Aug 12th	vs PHI	Zack Wheeler (13-5)	#8	vs CHC	David Peterson (8-8)	#92
Fri, Aug 14th	@ CHC	Clay Holmes (6-7)	#76	@ NYM	Robert Stock (1-3)	#314
Sat, Aug 15th	@ CHC	Matthew Boyd (8-5)	#52	@ NYM	Sean Manaea (5-7)	#78
Sun, Aug 16th	@ CHC	Edward Cabrera (5-5)	#145	@ NYM	Christian Scott (4-5)	#43
Mon, Aug 17th	@ CIN	Rhett Lowder (6-11)	#126
Tue, Aug 18th	@ CIN	Andrew Abbott (6-11)	#122	@ TEX	Cal Quantrill (9-5)	#131
Wed, Aug 19th	@ CIN	Chase Burns (15-3)	#28	@ TEX	Kumar Rocker (5-11)	#95
Thu, Aug 20th	@ CIN	Brady Singer (6-14)	#157	@ TEX	Jacob deGrom (11-9)	#4
Fri, Aug 21st	@ PHI	Jesus Luzardo (14-5)	#16	@ MIA	Ryan Gusto (1-5)	#154
Sat, Aug 22nd	@ PHI	Andrew Painter (3-9)	#118	@ MIA	Eury Perez (7-11)	#40
Sun, Aug 23rd	@ PHI	Cristopher Sanchez (17-6)	#2	@ MIA	Janson Junk (6-9)	#85
Tue, Aug 25th	vs BAL	Chris Bassitt (8-5)	#117	vs COL	Mason Adams (0-1)	#382
Wed, Aug 26th	vs BAL	Kyle Bradish (7-14)		vs COL	Tanner Gordon (1-4)	#384
Thu, Aug 27th	vs BAL	Trevor Rogers (10-10)	#55	vs COL	Gabriel Hughes (0-8)	#386
Fri, Aug 28th	vs PIT	Jared Jones (4-6)	#37	vs MIA	Eury Perez (7-11)	#40
Sat, Aug 29th	vs PIT	Lake Bachar (1-4)	#261	vs MIA	Sandy Alcantara (13-10)	#71
Sun, Aug 30th	vs PIT	Braxton Ashcraft (14-6)		vs MIA	Janson Junk (6-9)	#85
Tue, Sep 1st	@ LAD	Eric Lauer (8-7)		vs ATL	AJ Smith-Shawver (0-2)	#159
Wed, Sep 2nd	@ LAD	Yoshinobu Yamamoto (14-8)	#3	vs ATL	Grant Holmes (9-5)	#121
Thu, Sep 3rd	@ LAD	Tarik Skubal (10-7)	#1
Fri, Sep 4th	@ COL	Ryan Feltner (6-10)	#389	@ LAD	Blake Snell (4-1)	#12
Sat, Sep 5th	@ COL	Mason Adams (0-1)	#382	@ LAD	Tyler Glasnow (4-1)	#15
Sun, Sep 6th	@ COL	Tanner Gordon (1-4)	#384	@ LAD	Justin Wrobleski (11-5)	#134
Mon, Sep 7th	@ SF	Logan Webb (8-9)	#30	@ SD	Nick Pivetta (2-2)	#25
Tue, Sep 8th	@ SF	Landen Roupp (9-14)	#91	@ SD	Casey Mize (6-9)	#53
Wed, Sep 9th	@ SF	Blade Tidwell (1-2)	#353	@ SD	Walker Buehler (8-6)	#156
Fri, Sep 11th	vs CWS	Anthony Kay (9-9)	#133	vs LAA	Yusei Kikuchi (1-6)	#66
Sat, Sep 12th	vs CWS	Sean Newcomb (2-4)	#230	vs LAA	Walbert Urena (9-10)	#302
Sun, Sep 13th	vs CWS	David Sandlin (2-2)	#289	vs LAA	Grayson Rodriguez (4-7)	#136
Mon, Sep 14th	vs SF	Landen Roupp (9-14)	#91
Tue, Sep 15th	vs SF	Blade Tidwell (1-2)	#353	vs PHI	Cristopher Sanchez (17-6)	#2
Wed, Sep 16th	vs SF	Anthony Molina (3-1)	#294	vs PHI	Zack Wheeler (13-5)	#8
Fri, Sep 18th	vs WSH	Cade Cavalli (12-5)	#36	@ STL	Kyle Leahy (10-4)	#64
Sat, Sep 19th	vs WSH	Andrew Alvarez (2-6)	#151	@ STL	Michael McGreevy (7-9)	#93
Sun, Sep 20th	vs WSH	Jake Irvin (2-9)	#247	@ STL	Quinn Mathews (2-3)	#99
Tue, Sep 22nd	@ PIT	Jared Jones (4-6)	#37	@ DET	Keider Montero (9-9)	#100
Wed, Sep 23rd	@ PIT	Khristian Curtis (1-0)	#352	@ DET	Framber Valdez (10-10)	#42
Thu, Sep 24th	@ PIT	Paul Skenes (10-11)	#5
Fri, Sep 25th	@ MIL	Robert Gasser (4-5)	#67	vs NYM	Christian Scott (4-5)	#43
Sat, Sep 26th	@ MIL	Jacob Misiorowski (15-5)	#6	vs NYM	Jonah Tong (2-1)	#98
Sun, Sep 27th	@ MIL			vs NYM
Thu, Apr 16th				@ PIT	Braxton Ashcraft (14-6)
Thu, Apr 23rd				vs ATL	JR Ritchie (1-3)	#193
Tue, May 5th				vs MIN	Taj Bradley (11-6)	#35
Mon, May 18th				vs NYM	Christian Scott (4-5)	#43
Fri, May 22nd				@ ATL	Bryce Elder (8-8)
Sun, May 24th				@ ATL	Martin Perez (9-9)	#132
Mon, Jun 8th				@ SF	Logan Webb (8-9)	#30
Sat, Jun 20th				@ TB	Ian Seymour (9-6)	#41
Thu, Jun 25th				vs PHI	Cristopher Sanchez (17-6)	#2
Mon, Jun 29th				@ BOS	Ranger Suarez (7-4)	#32
Thu, Aug 6th				@ PHI	Cristopher Sanchez (17-6)	#2
Thu, Aug 13th				vs CHC	Kevin Gausman (9-12)	#26
Mon, Aug 24th				vs COL	Ryan Feltner (6-10)	#389
Mon, Aug 31st				vs MIA	Ryan Gusto (1-5)	#154
Mon, Sep 21st				@ DET	Drew Anderson (5-6)	#114