Bonnet-Style Cab, inspired by 181 series trains
jr 485 series
The 485 series [485系, 485-kei] (and the earlier 481 and 483 series, and later 489 series variants) was a Japanese limited express AC/DC Electric Multiple Unit (EMU) type introduced in 1964 by Japanese National Railways (JNR), and later operated by the East Japan Railway Company (JR East), West Japan Railway Company (JR-West), and Kyushu Railway Company (JR Kyushu).
Examples
This includes different cab designs, and the coverings open when horns activated