one piece - Is the Ship Spirit (klabautermann) based on any real legend? - Anime & Manga Stack Exchange

In One Piece Chapter 254, Usopp saw someone that fix Going Merry, later in chapter 351, Franky told him that it actually a manifestation of a ship's soul. Is this based on any real legend?

This Bites! / Heartwarming - TV Tropes

Thousand Sunny, One Piece Wiki

Thousand Sunny, One Piece Wiki

What Is A Klabautermann In 'One Piece'? Was There Any Relationship Between Going Merry And Thousand Sunny? - FirstCuriosity

Review - One Piece - Chapter Review and Discussion - Latest Chapter 845

When will One Piece end (it's 2018 now)? How many episodes will the anime have? - Quora

Review - One Piece - Chapter Review and Discussion - Latest Chapter 845

One Piece Another World of One Piece

Chapter 351, One Piece Wiki

House Fey - TV Tropes