What is the meaning of Otto?

Alternative form of attar

taking (act or action of taking)

intake (quantity taken in, e.g. of air; act or instance of taking in)

withdrawal (of money from an account)

take (attempt to record a scene; music session)

input (reception of data or power from a source into a device, etc.)

adopted

eight

eight

Rōmaji transcription of おっと

eight

Source: wiktionary.org