What is the meaning of Rekka?

A semi-trailer

A semi (US), artic (UK)

Any truck/tractor and trailer/semi-trailer combination

A truck

A horse-drawn sleigh especially designed for dragging tree trunks from forest.

Rōmaji transcription of れっか

definite feminine singular of rekke

definite singular of rekke

to reach

to catch (e.g. a train), to manage to do something in time

Source: wiktionary.org