Question: Ryo Kawakita and Dave Peters are both what?
Context: Johnny Pritchett (born 15 February 1943) is an English amateur welterweight and professional light middle/middle/light heavyweight boxer of the 1960s and '70s, and boxing manager of the 1970s and '80s, who as an amateur won the Amateur Boxing Association of England (ABAE) 1959 Junior Class-A title against B. Ford (St Peters ABC), boxing out of Bingham & District ABC, won the 1962 Amateur Boxing Association of England welterweight title, against Harry Dean (Oxford YMCA), boxing out of Bingham & District ABC, won the 1963 Amateur Boxing Association of England welterweight title, against Ralph Charles (West Ham ABC), boxing out of Bingham & District ABC, and represented England and won the silver medal at welterweight in the Boxing at the 1962 British Empire and Commonwealth Games in Perth, Australia, losing to Wallace Coe of New Zealand, and as a professional won the British Boxing Board of Control (BBBofC) British middleweight title, and British Commonwealth middleweight title, and was a challenger for the European Boxing Union (EBU) middleweight title against Juan Carlos Durán, his professional fighting weight varied from 153+1/4 lb , i.e. light middleweight to 162+1/2 lb , i.e. light heavyweight.  Johnny Pritchett managed; Dave Needham, Howard Hayes, Johnny Cheshire, and Dave Symonds. Frank Proto is an American composer and bassist.  Proto was born on July 18, 1941, in Brooklyn, New York.  He was a double bass student of Fred Zimmermann and David Walter.  He is a graduate of the Manhattan School of Music in 1966 with a Master of Music.  A self-taught composer, Proto has played and composed for a wide range of ensembles and soloists including Dave Brubeck, Eddie Daniels, Duke Ellington, Cleo Laine, Sherrill Milnes, Gerry Mulligan, Roberta Peters, Francois Rabbath, Ruggiero Ricci, Doc Severinsen and Richard Stoltzman. The Puppets were an English pop/beat group from Preston, Lancashire, that were managed and recorded by Joe Meek.  They backed artists such as Brenda Lee, The Ronettes, Dee Dee Sharp, Gene Vincent, Vince Eager, Marty Wilde, Michael Cox, Duffy Power, Jess Conrad, Crispian St. Peters, Billy Fury and Millie.  Drummer O'Reilly had been in The Rebels, who included Reg Welch on lead guitar (b. Reginald Welch, 1944, Preston, Lancashire d. March 2006) and Derek Pearson on bass.  He was then in Bob Johnson and the Bobcats (1960 - 1962), who included Bob Johnson on lead vocals (b. Robert Johnson, 30 August 1940, Preston, Lancashire d. 7 May 2011), Jim Whittle on bass and Dave Millen on guitar.  O'Reilly then formed The Puppets (1962 - 1967), with Millen and Whittle and later in 1965 Don Parfitt. Daisuke Tsuda (津田 大介 , Tsuda Daisuke , born September 13, 1977) , also known as Daisuke Han (ダイスケはん), is the harsh vocalist of the Japanese band Maximum the Hormone, while fellow band member Ryo Kawakita does most of the clean voices.  He was born in Takamatsu, Kagawa. Daniel Joe Peters (born August 18, 1968) is the drummer for Mudhoney.  He joined Bundle of Hiss when he was fifteen years old.  He also played drums for Nirvana, appearing on one single, "Sliver".  Peters' only live appearance with Nirvana was on September 22, 1990, in Seattle, Washington, at the Motor Sports International Garage.  Peters continues to drum for Mudhoney, and was replaced in Nirvana by Dave Grohl.  Peters expressed his only regret as missing the chance to play drums on "Nevermind".  He returned to Mudhoney for the recording of "Every Good Boy Deserves Fudge".  He has stayed with Mudhoney ever since.  Mudhoney's latest offering is "Vanishing Point" released April 2, 2013.  Peters has also played drums for Ellensburg, Washington based band Screaming Trees from 1990 to 1991.  He also appeared in Black Sheep alongside David Spade and Chris Farley.  He is married to a prominent litigator with the Seattle-based, Emerald Law Group.  She was formerly a partner with the venerable law firm, Scott, Kinney & Mack pllc. Ryo Kawakita (川北 亮 , Kawakita Ryō , born December 13, 1978) , also known as Maximum the Ryo (マキシマムザ亮君 "Makishimamu Za Ryō-kun"), is the guitarist, songwriter and singer of Japanese metal band Maximum the Hormone. Kirby Robert Morrow is a Canadian actor, voice actor, writer and comedian of Irish ancestry.  He was born in Jasper, Alberta and studied theatre at Mount Royal University in Calgary.  He works in Vancouver, British Columbia.  In animation, he is known as the voice of Miroku from "InuYasha", Van Fanel from the Ocean dub of "Escaflowne", Cyclops from "X-Men Evolution", Jay from "Class of the Titans", Teru Mikami from "Death Note", Trowa Barton from "Mobile Suit Gundam Wing", Ryo Takatsuki from "Project ARMS", Goku from Ocean's dub of "Dragon Ball Z" (from Episode 160 onwards), and Cole from "".  On camera, he is known for the recurring role of Captain Dave Kleinman from "Stargate Atlantis". "Unleash" is a Soulfly song, released from the 2008 album "Conquer".  This single, along with music video, was released a month before the album's release and was the album's first of two singles.  Dave Peters (member of Throwdown) is the guest vocalist, and helped Max Cavalera write lyrics prior to the recording. Dave Peters is an American musician.  He was the original guitarist for the band Eighteen Visions, guitarist for the band Throwdown, and, as of 2002, the vocalist for Throwdown.  He did guest vocals for the song "Unleash" by groove metal band Soulfly, for the song "Feel as Though You Could" by Demon Hunter, and the song "Despair" for Living Sacrifice.  He is straight edge. Christian Witness Ministries ("CWM") is a non-denominational church affiliation founded by the former National General Secretary of the Assemblies of God in Australia 1989-1992, Philip Powell.  CWM publishes a quarterly magazine, "Contending Earnestly for The Faith" (CETF), of which Philip Powell is the editor (B. Michael Bigg assistant editor) and to which a number of authors from different backgrounds contribute, including Dave Hunt (Christian apologist), Bill Randles, Mike Gendron, Aeron Morgan, Jeffrey Whittaker, Mark Mullins, Roger Winter-Smith, and Larry DeBruyn.  CWM also runs a bookshop and conducts Bible conferences and ministry tours featuring the above speakers plus Jacob Prasch, Justin Peters and Peter Stokes.  CWM is a watchman discernment ministry.
Answer: guitarist