Celebrated on January 1^st. For more info, see this Wikipedia article.
Also associated with the "End of Year".

New Year CG

(F)BB(V)	Hiei Kai Ni 2020 Hiei Kai Ni 2020 Damaged Hiei Kai Ni C 2021 Hiei Kai Ni C 2021 Damaged Fusou 2016 Fusou 2016 Damaged Yamashiro 2016 Yamashiro 2016 Damaged Nagato 2022 Nagato 2022 Damaged Mutsu 2024 Mutsu 2024 Damaged Yamato 2018 Yamato 2018 Damaged Musashi 2025 Musashi 2025 Damaged Nevada Year 2025 Nevada 2025 Damaged Nevada Kai 2025 Nevada Kai 2025 Damaged Nevada Kai Mod.2 2025 Nevada Kai Mod.2 2025 Damaged Iowa 2017 Iowa 2017 Damaged Warspite 2018 Warspite 2018 Damaged Richelieu 2018 Richelieu 2018 Damaged
CV(B)	Akagi 2020 Akagi 2020 Damaged Kaga 2019 Kaga 2019 Damaged Kaga Kai Ni 2021 Kaga Kai Ni 2021 Damaged Shoukaku 2022 Shoukaku 2022 Damaged Zuikaku 2024 Zuikaku 2024 Damaged Zuikaku Kai/Ni 2024 Zuikaku Kai/Ni Year 2024 Damaged Zuikaku Kai Ni A 2024 Zuikaku Kai Ni A 2024 Damaged Amagi 2016 Amagi 2016 Damaged Ranger 2023 Ranger 2023 Damaged Hornet 2025 Hornet 2025 Damaged Intrepid 2025 Intrepid 2025 Damaged Intrepid Kai 2025 Intrepid Kai 2025 Damaged Ark Royal 2026 Ark Royal 2026 Damaged
CVL	Houshou 2017 Houshou 2017 Damaged Zuihou 2016 Zuihou 2016 Damaged Zuihou Kai 2016 Zuihou Kai 2016 Damaged Zuihou Kai Ni/B 2023 Zuihou Kai Ni/B 2023 Damaged Ryuuhou 2021 Ryuuhou 2021 Damaged Ryuuhou Kai 2021 Ryuuhou Kai 2021 Damaged Shinyou 2021 Shinyou 2021 Damaged Gambier Bay 2021 Gambier Bay 2021 Damaged
CA(V)	Furutaka 2025 Furutaka 2025 Damaged Kinugasa 2021 Kinugasa 2021 Damaged Kinugasa Kai Ni 2021 Kinugasa Kai Ni 2021 Damaged Houston 2021 Houston 2021 Damaged Tuscaloosa 2024 Tuscaloosa 2024 Damaged
CL(T)/CT	Ooi 2023 Ooi 2023 Damaged Sendai Kai Ni 2021 Sendai Kai Ni 2021 Damaged Ooyodo 2015 Ooyodo 2015 Damaged Ooyodo Kai 2015 Ooyodo Kai 2015 Damaged Ooyodo 2015 1 Ooyodo 2015 2 Katori 2016 Katori 2016 Damaged Helena 2024 Helena 2024 Damaged Helena Kai 2024 Helena Kai 2024 Damaged Gotland 2024 Gotland 2024 Damaged Gotland Andra 2024 Gotland Andra 2024 Damaged
DD	Mutsuki 2021 Mutsuki 2021 Damaged Nenohi 2016 Nenohi 2016 Damaged Yuudachi Kai Ni 2015 Yuudachi Kai Ni 2015 Damaged Yamakaze 2017 Yamakaze 2017 Damaged Arashio 2019 Arashio 2019 Damaged Yuugumo 2016 Yuugumo 2016 Damaged Makigumo 2016 Makigumo 2016 Damaged Kazagumo 2020 Kazagumo 2020 Damaged Akishimo 2024 Akishimo 2024 Damaged Akishimo Kai 2024 Akishimo Kai 2024 Damaged Grecale 2024 Grecale 2024 Damaged Grecale Kai 2024 Grecale Kai 2024 Damaged Johnston 2023 Johnston 2023 Damaged Samuel B. Roberts 2020 Samuel B. Roberts 2020 Damaged Samuel B. Roberts Kai 2020 Samuel B. Roberts Kai 2020 Damaged Samuel B. Roberts Mk.II 2023 Samuel B. Roberts Mk.II 2023 Damaged
DE	Tsushima 2018 Tsushima 2018 Damaged Kaiboukan No.4 2022 Kaiboukan No.4 2022 Damaged Kaiboukan No.22 2024 Kaiboukan No.22 2024 Damaged Kaiboukan No.30 2023 Kaiboukan No.30 2023 Damaged
SS(V)	I-47 2022 I-47 2022 Damaged I-203 2022 I-203 2022 Damaged I-401 2016 I-401 2016 Damaged
Aux	Mizuho 2016 Akitsushima 2016 Akitsushima 2016 Damaged Akitsushima 2017 Akitsushima 2017 Damaged Souya AGS 2022 Souya AGS 2022 Damaged Souya AGL 2022 Souya AGL 2022 Damaged Souya AGB 2022 Souya AGB 2022 Damaged Yamashio Maru 2023 Yamashio Maru 2023 Damaged Kumano Maru 2024 Kumano Maru 2024 Damaged Jingei 2022 Jingei 2022 Damaged Chougei 2023 Chougei 2023 Damaged Akashi 2015 Akashi 2015 Damaged Akashi Kai 2015 Akashi Kai 2015 Damaged Akashi 2015 1 Akashi 2015 2 Asahi 2024 Asahi 2024 Damaged Asahi Kai 2024 Asahi Kai 2024 Damaged

New Year Miko

(F)BB(V)	Hyuuga 2026 Hyuuga 2026 Damaged Conte di Cavour 2022 Conte di Cavour 2022 Damaged
CV(B)
CVL
CA(V)
CL(T)/CT
DD	Heywood L. Edwards 2025 Heywood L. Edwards 2025 Damaged Heywood L. Edwards Kai 2025 Heywood L. Edwards Kai 2025 Damaged Maestrale 2026 Maestrale 2026 Damaged Mogador 2026 Mogador 2026 Damaged
DE	Ukuru 2026 Ukuru 2026 Damaged Ukuru Kai 2026 Ukuru Kai 2026 Damaged Norge 2026 Norge 2026 Damaged Eidsvold 2026 Eidsvold 2026 Damaged
SS(V)
Aux	Heian Maru 2025 Heian Maru 2025 Damaged Heian Maru Kai 2025 Heian Maru Kai 2025 Damaged Yamashio Maru 2025 Yamashio Maru 2025 Damaged Ootomari 2026 Ootomari 2026 Damaged