This is a list of J2 League transfers made during the summer transfer window of the 2023 season by each club. The transfer window opened from 21 July to 18 August.
Blaublitz Akita
Arrivals None
Departures None
Fagiano Okayama
Arrivals DatePositionPlayerFromTypeSource13 July 2023 JEF United ChibaLoan
Departures DatePositionPlayerToTypeSource25 July 2023 Reilac Shiga FCLoan6 August 2023 Kataller ToyamaLoan14 August 2023 NEC NijmegenFull
Fujieda MYFC Arrivals DatePositionPlayerFromTypeSource1 July 2023 Moto ClubFull27 July 2023 FC ImabariFull27 July 2023 Hokkaido Consadole SapporoLoan7 August 2023 FC OsakaLoan7 August 2023 Nagoya GrampusFull7 August 2023 Júbilo IwataLoan
Departures DatePositionPlayerToTypeSource23 July 2023 Cerezo OsakaFull26 July 2023 Nagoya GrampusFull16 August 2023 Verspah OitaLoan
Iwaki FC
Arrivals DatePositionPlayerFromTypeSource28 July 2023 S.C. PraienseLoan
Departures None
JEF United Chiba
Arrivals DatePositionPlayerFromTypeSource17 July 2023 FC ImabariFull2 August 2023 FC TokyoLoan
Departures DatePositionPlayerToTypeSource13 July 2023 Fagiano OkayamaLoan30 July 2023 FK PartizanLoan18 August 2023 Mito HollyhockLoan
Júbilo Iwata
Arrivals None
Departures DatePositionPlayerToTypeSource13 July 2023 Zweigen KanazawaLoan7 August 2023 Fujieda MYFCLoan
Machida Zelvia
Arrivals DatePositionPlayerFromTypeSource6 July 2023 Tokyo VerdyFull11 July 2023 FC TokyoFull3 August 2023 Sagan TosuFull5 September 2023 Wuhan Three TownsFull
Departures DatePositionPlayerToTypeSource28 June 2023 Kamatamare SanukiLoan4 July 2023 Omiya ArdijaLoan18 July 2023 Montedio YamagataFull27 July 2023 Iwate Grulla MoriokaFull6 August 2023 Okinawa SVFull8 August 2023 V-Varen NagasakiFull18 August 2023 Montedio YamagataLoan return
Mito Hollyhock
Arrivals DatePositionPlayerFromTypeSource7 June 2023 FC OsakaLoan return14 June 2023 Kawasaki FrontaleLoan18 August 2023 JEF United ChibaLoan
Departures DatePositionPlayerToTypeSource27 June 2023 Yokohama FCLoan return29 June 2023 Nagoya GrampusLoan return17 July 2023 Matsumoto YamagaLoan30 July 2023 Gamba OsakaLoan return
Montedio Yamagata
DatePositionPlayerFromTypeSource18 July 2023 Machida ZelviaFull24 July 2023 Kawasaki FrontaleLoan16 August 2023 Vissel KobeLoan
Departures DatePositionPlayerToTypeSource25 July 2023 Zweigen KanazawaFull
Oita Trinita
Arrivals DatePositionPlayerFromTypeSource7 July 2023 Sanfrecce HiroshimaLoan
Departures DatePositionPlayerToTypeSource16 August 2023 Hokkaido Consadole SapporoFull
Omiya Ardija
Arrivals DatePositionPlayerFromTypeSource4 July 2023 Machida ZelviaLoan6 July 2023 Zagłębie LubinFull13 July 2023 Kyoto SangaLoan28 July 2023 V-Varen NagasakiLoan
Departures DatePositionPlayerToTypeSource30 June 2023 1. FC NürnbergFull28 July 2023 Cerezo OsakaFull
Renofa Yamaguchi
Arrivals DatePositionPlayerFromTypeSource6 July 2023 Sagan TosuLoan18 July 2023 Persikabo 1973Full25 July 2023 Gyeongnam FCFull17 August 2023 Shimizu S-PulseLoan
Departures DatePositionPlayerToTypeSource3 August 2023 Sagan TosuLoan return15 August 2023 Tegevajaro MiyazakiLoan
Roasso Kumamoto
Arrivals DatePositionPlayerFromTypeSource6 July 2023 FC OsakaLoan
Departures None
Shimizu S-Pulse
Arrivals DatePositionPlayerFromTypeSource30 June 2023 Grasshopper Club ZürichLoan return13 July 2023 StrasbourgLoan return
Departures DatePositionPlayerToTypeSource13 July 2023 Shonan BellmareFull19 July 2023 FC ImabariLoan30 July 2023 SC SagamiharaLoan12 August 2023 Brøndby IFFull17 August 2023 Renofa YamaguchiLoan
Thespakusatsu Gunma
Arrivals DatePositionPlayerFromTypeSource27 July 2023 Tokyo VerdyLoan
Departures DatePositionPlayerToTypeSource9 July 2023 Reilac ShigaLoan19 July 2023 SC SagamiharaLoan26 July 2023 Albirex NiigataFull
Tochigi SC
Arrivals DatePositionPlayerFromTypeSource13 July 2023 Nagoya GrampusLoan13 July 2023 AnápolisFull13 July 2023 Kyoto SangaLoan4 August 2023 PersepolisFull
Departures DatePositionPlayerToTypeSource17 July 2023 SC SagamiharaLoan10 August 2023 Reilac Shiga FCLoan17 August 2023 Reilac Shiga FCLoan21 August 2023 Kashiwa ReysolLoan return
Tokushima Vortis
Arrivals DatePositionPlayerFromTypeSource16 August 2023 Shonan BellmareLoan
Departures DatePositionPlayerToTypeSource7 July 2023 Girona FC BLoan19 July 2023 Shimizu S-PulseLoan return21 July 2023 CA ParanaenseLoan1 August 2023 Vanraure HachinoheLoan6 September 2023 Nara ClubLoan
Tokyo Verdy
Arrivals DatePositionPlayerFromTypeSource4 July 2023 Kashima AntlersLoan21 July 2023 Cerezo OsakaLoan16 August 2023 Yokohama FCLoan
Departures DatePositionPlayerToTypeSource6 July 2023 Machida ZelviaFull19 July 2023 Heracles AlmeloFull24 July 2023 AC Nagano ParceiroFull27 July 2023 Thespakusatsu GunmaLoan28 July 2023 YSCC YokohamaLoan10 August 2023 FC ImabariFull
V-Varen Nagasaki
Arrivals DatePositionPlayerFromTypeSource30 June 2023 Kashiwa ReysolFull12 July 2023 FC KhimkiFull8 August 2023 Machida ZelviaFull17 August 2023 CorinthiansFull
Departures DatePositionPlayerToTypeSource24 July 2023 Yokohama F. MarinosFull24 July 2023 Kawasaki FrontaleLoan return28 July 2023 Omiya ArdijaLoan2 August 2023 Ventforet KofuLoan15 August 2023 Reilac Shiga FCLoan
Vegalta Sendai
Arrivals DatePositionPlayerFromTypeSource3 July 2023 Urawa Red DiamondsLoan31 July 2023 Newcastle JetsFull3 August 2023 Nagoya GrampusFull
Departures None
Ventforet Kofu
Arrivals DatePositionPlayerFromTypeSource2 August 2023 V-Varen NagasakiLoan15 August 2023 Kashima AntlersLoan16 August 2023 Kyoto SangaLoan16 August 2023 Cerezo OsakaLoan8 September 2023 S.C. PraienseFull
Departures DatePositionPlayerToTypeSource10 July 2023 Sanfrecce HiroshimaLoan return25 July 2023 Kashima AntlersFull
Zweigen Kanazawa
Arrivals DatePositionPlayerFromTypeSource13 July 2023 Jubilo IwataLoan25 July 2023 Montedio YamagataFull16 August 2023 Kyoto SangaLoan
Departures DatePositionPlayerToTypeSource4 August 2023 FC OsakaLoan
See also List of J1 League football transfers summer 2023 List of J2 League football transfers winter 2022–23 List of J3 League football transfers summer 2023
References
External links J2 League 2023 Transfers J.League News JFA/J.League 2022 DSPs to fully join the league on 2023