Answer:

ONO

Answer	Crossword Clue
ONO	"Double Fantasy" artist
ONO	"Sail ...., Ship of State"
ONO	Lennon's widow

ONO	The Plastic .. Band
ONO	Yoko ..
ONO	"Its Alright" singer
ONO	"Sail .., Ship of State"
ONO	Lennon's lady
ONO	Plastic ... Band
ONO	Yoko ...
ONO	"Kojiki" author

ONO	"The Bronze Age" author
ONO	Japanese Beatle?
ONO	Mrs. Lennon, really
ONO	Palindromic songstress
ONO	The Plastic Band
ONO	Yoko ...
ONO	Apollo ...
ONO	"Don't Worry, Kyoko (Mummy's Only Looking for Her Hand in the Snow)" songwriter

ONO	"Cut Piece" Fluxus artist
ONO	"No one person could have broken up a band" speaker
ONO	"Talking to the Universe" musician
ONO	Frequent scapegoat for the Beatles' breakup
ONO	"Revolution 9" collaborator
ONO	Jiro in the 2011 documentary "Jiro Dreams of Sushi"
ONO	John Lennon's middle name
ONO	John .. Lennon

ONO	Sean Lennon's mom
ONO	Lennon's love
ONO	The Plastic ... Band
ONO	"Walking on Thin Ice" singer
ONO	Wedding Album performer
ONO	Hawaiian mackerel
ONO	Beatle's widow
ONO	"Sail ... Ship of State!"

ONO	Lennon's partner
ONO	Plastic .. Band
ONO	Love of a Lennon
ONO	Lennon spouse
ONO	Wedder of Lennon