"Shinseki no ko to wo tomaridakakara" seems like a phonetic or mis-typed version of a Japanese phrase. A likely intended meaning could be (maybe "because I stopped with a relative's child") or something similar, but it's unclear.
If your original phrase meant something specific (e.g., a song lyric, game quote, or inside joke), reply with more context, and I’ll tailor the content exactly. shinseki no ko to wo tomaridakakara thank me later
However, the useful content you requested — based on "thank me later" — could be this: "Shinseki no ko to wo tomaridakakara" seems like