user: Question: Who is the Japanese voice actor of the Battle of the Planets of Keyop?
Columns: ['Gatchaman', 'Battle of the Planets', 'G-Force', 'Eagle Riders', 'OVA (Harmony Gold Dub)', 'Rank', 'Bird Uniform', 'Weapon', 'Mecha', 'Japanese voice actor', 'Voice actor (BOTP)', 'Voice actor (G-Force)', 'Voice actor (Harmony Gold OVA Dub)', 'Voice actor (Eagle Riders)', 'Voice actor (ADV TV/Sentai OVA dub)']
Types: ['text', 'text', 'text', 'text', 'text', 'text', 'text', 'text', 'text', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['Ken Washio', 'Mark', 'Ace Goodheart', 'Hunter Harris', 'Ken the Eagle', 'G1', 'Eagle', 'Razor boomerang', 'Airplane', 'Katsuji Mori', 'Casey Kasem', 'Sam Fontana', 'Eddie Frierson', 'Richard Cansino', 'Leraldo Anzaldua']
SQL:

assistant: SELECT "Japanese voice actor" FROM "Table" WHERE "Battle of the Planets" = 'Keyop';