Krisna Bayu Otto Kartika (born 15 October 1999), often mentioned Bayu Otto, is an Indonesian professional footballer who plays as an midfielder for Liga 1 club Persik Kediri.
On 2017, Bayu Otto signed a two-years contract with Liga 3 club Persedikab Kediri.
He made 20 league appearances and scored 1 goal for Persedikab.
He was signed for Persik Kediri to play in Liga 2 in the 2019 season.
On 25 November 2019 Persik successfully won the 2019 Liga 2 Final and promoted to Liga 1, after defeated Persita Tangerang 3–2 at the Kapten I Wayan Dipta Stadium, Gianyar.