Kodai Senga has the lowest ERA this season, with an ERA of 1.47.

Interpreted as:

best closing with a minimum of 1 IP per team game pitcher in the MLB this regular season

	NAME	ERA	SEASON	TM	G	W	L	W%	GS	SO	CG	SHO	SV	IP	H	ER	R	HR	BB	HBP	GF	IBB	TBF	WP	K/9	BB/9	K/BB	HR/9	K%	BB%	WHIP	BABIP	RA	ERA-	FIP	FIP-	H/9	PRAA
1	Kodai Senga K. Senga	1.47	2025	NYM	13	7	3	.700	13	70	0	0	0	73.2	51	12	15	4	31	1	0	0	293	4	8.55	3.79	2.26	0.49	23.9	10.6	1.11	.251	1.83	38	3.18	81	6.23	6.2
2	Nathan Eovaldi N. Eovaldi	1.56	2025	TEX	12	4	3	.571	12	73	1	1	0	69.1	46	12	14	4	10	4	0	0	266	4	9.48	1.30	7.30	0.52	27.4	3.8	0.81	.240	1.82	39	2.32	56	5.97	13.8
3	Paul Skenes P. Skenes	1.78	2025	PIT	15	4	6	.400	15	97	1	0	0	96.0	60	19	22	5	22	2	0	0	365	1	9.09	2.06	4.41	0.47	26.6	6.0	0.85	.230	2.06	43	2.48	62	5.63	15.9
4	Hunter Brown H. Brown	1.82	2025	HOU	13	8	3	.727	13	93	1	0	0	79.0	51	16	17	6	25	1	0	0	299	0	10.59	2.85	3.72	0.68	31.1	8.4	0.96	.259	1.94	46	2.69	67	5.81	11.8
5	Max Fried M. Fried	1.84	2025	NYY	14	9	1	.900	14	81	0	0	0	88.0	64	18	23	6	18	4	0	0	346	4	8.28	1.84	4.50	0.61	23.4	5.2	0.93	.245	2.35	46	2.87	68	6.55	12.6
6	Kris Bubic K. Bubic	1.92	2025	KCR	13	5	4	.556	13	82	0	0	0	79.2	59	17	19	3	26	2	0	1	317	1	9.26	2.94	3.15	0.34	25.9	8.2	1.07	.275	2.15	46	2.56	63	6.67	13.4
7	Tarik Skubal T. Skubal	1.99	2025	DET	14	7	2	.778	14	111	1	1	0	90.1	64	20	20	6	9	3	0	0	339	1	11.06	0.90	12.33	0.60	32.7	2.7	0.81	.276	1.99	50	1.88	47	6.38	21.8
8	Jacob deGrom J. deGrom	2.12	2025	TEX	13	6	2	.750	13	74	0	0	0	76.1	53	18	18	9	17	2	0	0	293	1	8.72	2.00	4.35	1.06	25.3	5.8	0.92	.230	2.12	53	3.41	82	6.25	6.2
9	Yoshinobu Yamamoto Y. Yamamoto	2.20	2025	LAD	13	6	4	.600	13	86	0	0	0	73.2	49	18	21	6	25	2	0	0	291	4	10.51	3.05	3.44	0.73	29.6	8.6	1.00	.250	2.57	55	2.90	72	5.99	9.3
10	Drew Rasmussen D. Rasmussen	2.22	2025	TBR	13	5	4	.556	13	59	0	0	0	69.0	48	17	17	6	14	3	0	0	262	1	7.70	1.83	4.21	0.78	22.5	5.3	0.90	.233	2.22	58	3.23	82	6.26	5.5
11	Garrett Crochet G. Crochet	2.24	2025	BOS	15	6	4	.600	15	117	0	0	0	96.1	71	24	27	9	28	0	0	0	382	0	10.93	2.62	4.18	0.84	30.6	7.3	1.03	.272	2.52	53	2.73	66	6.63	14.6
12	Tyler Mahle T. Mahle	2.34	2025	TEX	14	6	3	.667	14	56	0	0	0	77.0	60	20	20	4	27	0	0	0	308	0	6.55	3.16	2.07	0.47	18.2	8.8	1.13	.253	2.34	59	3.35	81	7.01	6.8
13	David Peterson D. Peterson	2.49	2025	NYM	13	5	2	.714	13	71	1	1	0	79.2	70	22	25	4	25	4	0	1	330	2	8.02	2.82	2.84	0.45	21.5	7.6	1.19	.292	2.82	64	3.03	77	7.91	8
14	Robbie Ray R. Ray	2.55	2025	SFG	14	8	1	.889	14	92	0	0	0	81.1	58	23	25	6	33	0	0	0	327	4	10.18	3.65	2.79	0.66	28.1	10.1	1.12	.265	2.77	65	2.99	78	6.42	7.6
15	Logan Webb L. Webb	2.58	2025	SFG	14	5	5	.500	14	101	0	0	0	87.1	84	25	29	5	17	1	0	0	355	1	10.41	1.75	5.94	0.52	28.5	4.8	1.16	.342	2.99	66	2.12	56	8.66	16.9
16	Freddy Peralta F. Peralta	2.69	2025	MIL	14	5	4	.556	14	78	0	0	0	77.0	58	23	24	9	31	3	0	0	319	3	9.12	3.62	2.52	1.05	24.5	9.7	1.16	.247	2.81	66	3.89	97	6.78	1
17	Chris Sale C. Sale	2.79	2025	ATL	14	4	4	.500	14	107	0	0	0	80.2	73	25	27	7	25	7	0	0	338	2	11.94	2.79	4.28	0.78	31.7	7.4	1.21	.344	3.01	68	2.74	70	8.14	10.5
18	Zack Wheeler Z. Wheeler	2.85	2025	PHI	13	6	2	.750	13	101	0	0	0	82.0	55	26	26	10	19	2	0	0	316	1	11.09	2.09	5.32	1.10	32.0	6.0	0.90	.245	2.85	71	2.96	73	6.04	9.8
19	Carlos Rodón C. Rodón	2.87	2025	NYY	14	8	4	.667	14	103	0	0	0	84.2	50	27	29	10	30	1	0	0	332	2	10.95	3.19	3.43	1.06	31.0	9.0	0.94	.213	3.08	72	3.27	78	5.31	8.5
20	MacKenzie Gore M. Gore	2.88	2025	WSH	14	3	5	.375	14	114	0	0	0	81.1	69	26	26	9	22	3	0	0	328	4	12.61	2.43	5.18	1.00	34.8	6.7	1.12	.333	2.88	72	2.63	66	7.64	12.4
21	Matthew Boyd M. Boyd	2.89	2025	CHC	13	5	3	.625	13	70	0	0	0	74.2	74	24	29	8	18	5	0	0	308	1	8.44	2.17	3.89	0.96	22.7	5.8	1.23	.319	3.50	74	3.51	90	8.92	3.1
22	Yusei Kikuchi Y. Kikuchi	2.92	2025	LAA	14	2	5	.286	14	68	0	0	0	77.0	72	25	28	8	41	1	0	3	334	3	7.95	4.79	1.66	0.94	20.4	12.3	1.47	.296	3.27	72	4.29	102	8.42	-0.8
23	Clay Holmes C. Holmes	2.95	2025	NYM	13	7	3	.700	13	65	0	0	0	73.1	64	24	26	8	23	4	0	0	303	5	7.98	2.82	2.83	0.98	21.5	7.6	1.19	.276	3.19	76	3.82	97	7.85	0.9
24	Joe Ryan J. Ryan	2.96	2025	MIN	13	7	2	.778	12	82	0	0	0	73.0	53	24	25	9	15	9	0	0	290	0	10.11	1.85	5.47	1.11	28.3	5.2	0.93	.251	3.08	74	3.41	84	6.53	5.3
25	Michael Wacha M. Wacha	3.01	2025	KCR	13	3	5	.375	13	55	0	0	0	74.2	68	25	25	7	19	1	0	0	307	0	6.63	2.29	2.89	0.84	17.9	6.2	1.17	.271	3.01	72	3.62	89	8.20	3.7