Here is Umi no Yami, Tsuki no Kage chapter 55
Here is Mangadex reader link:
https://mangadex.org/title/9ecc98fc-07a0-4dc8-9216-9146948fb904/umi-no-yami-tsuki-no-kage
Here is Batoto link:
Here is Umi no Yami, Tsuki no Kage chapter 55
Here is Mangadex reader link:
https://mangadex.org/title/9ecc98fc-07a0-4dc8-9216-9146948fb904/umi-no-yami-tsuki-no-kage
Here is Batoto link: