- A -

Kei Nishikori vs José Acasuso

Kei Nishikori vs Andre Agassi

Kei Nishikori vs Ronald Agénor

Kei Nishikori vs Juan Aguilera

Kei Nishikori vs Karim Alami

Kei Nishikori vs Carlos Alcaraz

Kei Nishikori vs Nicolás Almagro

Kei Nishikori vs Mario Ančić

Kei Nishikori vs Kevin Anderson

Kei Nishikori vs Igor Andreev

Kei Nishikori vs Pablo Andújar

Kei Nishikori vs Paul Annacone

Kei Nishikori vs Jimmy Arias

Kei Nishikori vs Jordi Arrese

Kei Nishikori vs Félix Auger-Aliassime

- B -

Kei Nishikori vs Sebastián Báez

Kei Nishikori vs Marcos Baghdatis

Kei Nishikori vs Nikoloz Basilashvili

Kei Nishikori vs Mike Bauer

Kei Nishikori vs Roberto Bautista Agut

Kei Nishikori vs Boris Becker

Kei Nishikori vs Thomaz Bellucci

Kei Nishikori vs Alberto Berasategui

Kei Nishikori vs Tomáš Berdych

Kei Nishikori vs Jay Berger

Kei Nishikori vs Carlos Berlocq

Kei Nishikori vs Matteo Berrettini

Kei Nishikori vs Jonas Björkman

Kei Nishikori vs Byron Black

Kei Nishikori vs James Blake

Kei Nishikori vs Arnaud Boetsch

Kei Nishikori vs Björn Borg

Kei Nishikori vs Sergi Bruguera

Kei Nishikori vs Alexander Bublik

- C -

Kei Nishikori vs Pedro Cachin

Kei Nishikori vs Darren Cahill

Kei Nishikori vs Agustín Calleri

Kei Nishikori vs Guillermo Cañas

Kei Nishikori vs Francesco Cancellotti

Kei Nishikori vs Paolo Canè

Kei Nishikori vs Roberto Carballés

Kei Nishikori vs Kenneth Carlsen

Kei Nishikori vs Kent Carlsson

Kei Nishikori vs Pablo Carreño Busta

Kei Nishikori vs Pat Cash

Kei Nishikori vs Marco Cecchinato

Kei Nishikori vs Francisco Cerúndolo

Kei Nishikori vs Juan Manuel Cerúndolo

Kei Nishikori vs Michael Chang

Kei Nishikori vs Juan Ignacio Chela

Kei Nishikori vs Andrei Cherkasov

Kei Nishikori vs Andrei Chesnokov

Kei Nishikori vs Marin Cilic

Kei Nishikori vs Francisco Clavet

Kei Nishikori vs Arnaud Clément

Kei Nishikori vs José Luis Clerc

Kei Nishikori vs Jimmy Connors

Kei Nishikori vs Guillermo Coria

Kei Nishikori vs Borna Coric

Kei Nishikori vs Àlex Corretja

Kei Nishikori vs Albert Costa

Kei Nishikori vs Carlos Costa

Kei Nishikori vs Jim Courier

Kei Nishikori vs Maxime Cressy

Kei Nishikori vs Pablo Cuevas

Kei Nishikori vs Kevin Curren

- D -

Kei Nishikori vs Franco Davín

Kei Nishikori vs Marty Davis

Kei Nishikori vs Scott Davis

Kei Nishikori vs Nikolay Davydenko

Kei Nishikori vs Horacio de la Peña

Kei Nishikori vs Alex de Minaur

Kei Nishikori vs Juan Martín del Potro

Kei Nishikori vs Federico Delbonis

Kei Nishikori vs Taylor Dent

Kei Nishikori vs Steve Denton

Kei Nishikori vs Grigor Dimitrov

Kei Nishikori vs Laslo Djere

Kei Nishikori vs Novak Djokovic

Kei Nishikori vs Alexandr Dolgopolov

Kei Nishikori vs Slava Doseděl

Kei Nishikori vs Brad Drewett

Kei Nishikori vs Damir Džumhur

- E -

Kei Nishikori vs Stefan Edberg

Kei Nishikori vs Kyle Edmund

Kei Nishikori vs Younes El Aynaoui

Kei Nishikori vs Jacco Eltingh

Kei Nishikori vs Thomas Enqvist

Kei Nishikori vs Nicolas Escudé

Kei Nishikori vs Víctor Estrella

Kei Nishikori vs Christopher Eubanks

Kei Nishikori vs Dan Evans

Kei Nishikori vs Kelly Evernden

- F -

Kei Nishikori vs Roger Federer

Kei Nishikori vs Wayne Ferreira

Kei Nishikori vs David Ferrer

Kei Nishikori vs Juan Carlos Ferrero

Kei Nishikori vs Marcelo Filippini

Kei Nishikori vs Jaime Fillol

Kei Nishikori vs Arthur Fils

Kei Nishikori vs Mardy Fish

Kei Nishikori vs John Fitzgerald

Kei Nishikori vs Fabio Fognini

Kei Nishikori vs Guy Forget

Kei Nishikori vs Javier Frana

Kei Nishikori vs Taylor Fritz

Kei Nishikori vs Richard Fromberg

Kei Nishikori vs Renzo Furlan

- G -

Kei Nishikori vs Jan-Michael Gambill

Kei Nishikori vs Guillermo García López

Kei Nishikori vs Cristian Garín

Kei Nishikori vs Richard Gasquet

Kei Nishikori vs Andrea Gaudenzi

Kei Nishikori vs Gastón Gaudio

Kei Nishikori vs Vitas Gerulaitis

Kei Nishikori vs Brad Gilbert

Kei Nishikori vs Robby Ginepri

Kei Nishikori vs Shlomo Glickstein

Kei Nishikori vs David Goffin

Kei Nishikori vs Jérôme Golmard

Kei Nishikori vs Andrés Gómez

Kei Nishikori vs Fernando González

Kei Nishikori vs Jim Grabb

Kei Nishikori vs Marcel Granollers

Kei Nishikori vs Tallon Griekspoor

Kei Nishikori vs Sébastien Grosjean

Kei Nishikori vs Ernests Gulbis

Kei Nishikori vs Magnus Gustafsson

- H -

Kei Nishikori vs Tommy Haas

Kei Nishikori vs Robin Haase

Kei Nishikori vs Tim Henman

Kei Nishikori vs Lleyton Hewitt

Kei Nishikori vs José Higueras

Kei Nishikori vs Jakob Hlasek

Kei Nishikori vs Dominik Hrbatý

Kei Nishikori vs Ugo Humbert

Kei Nishikori vs Hubert Hurkacz

- I -

Kei Nishikori vs Andrew Ilie

Kei Nishikori vs John Isner

Kei Nishikori vs Denis Istomin

Kei Nishikori vs Goran Ivanišević

- J -

Kei Nishikori vs Martín Jaite

Kei Nishikori vs Nicolás Jarry

Kei Nishikori vs Anders Järryd

Kei Nishikori vs Joachim Johansson

Kei Nishikori vs Thomas Johansson

Kei Nishikori vs Steve Johnson

- K -

Kei Nishikori vs Yevgeny Kafelnikov

Kei Nishikori vs Aslan Karatsev

Kei Nishikori vs Ivo Karlovic

Kei Nishikori vs Miomir Kecmanović

Kei Nishikori vs Karen Khachanov

Kei Nishikori vs Nicolas Kiefer

Kei Nishikori vs Martin Kližan

Kei Nishikori vs Philipp Kohlschreiber

Kei Nishikori vs Thanasi Kokkinakis

Kei Nishikori vs Petr Korda

Kei Nishikori vs Sebastian Korda

Kei Nishikori vs Stefan Koubek

Kei Nishikori vs Richard Krajicek

Kei Nishikori vs Aaron Krickstein

Kei Nishikori vs Johan Kriek

Kei Nishikori vs Ramesh Krishnan

Kei Nishikori vs Ján Krošlák

Kei Nishikori vs Karol Kučera

Kei Nishikori vs Gustavo Kuerten

Kei Nishikori vs Nicklas Kulti

Kei Nishikori vs Nick Kyrgios

- L -

Kei Nishikori vs Dušan Lajović

Kei Nishikori vs Nicolás Lapentti

Kei Nishikori vs Magnus Larsson

Kei Nishikori vs Leonardo Lavalle

Kei Nishikori vs Henri Leconte

Kei Nishikori vs Ivan Lendl

Kei Nishikori vs Chris Lewis

Kei Nishikori vs Ivan Ljubičić

Kei Nishikori vs Michaël Llodra

Kei Nishikori vs Feliciano López

Kei Nishikori vs Peter Lundgren

- M -

Kei Nishikori vs Nicolas Mahut

Kei Nishikori vs Xavier Malisse

Kei Nishikori vs Alberto Mancini

Kei Nishikori vs Adrian Mannarino

Kei Nishikori vs Amos Mansdorf

Kei Nishikori vs Félix Mantilla

Kei Nishikori vs Alberto Martín

Kei Nishikori vs Todd Martin

Kei Nishikori vs Mario Martinez

Kei Nishikori vs Pedro Martínez

Kei Nishikori vs Nicolás Massú

Kei Nishikori vs Wally Masur

Kei Nishikori vs Paul-Henri Mathieu

Kei Nishikori vs Luiz Mattar

Kei Nishikori vs Florian Mayer

Kei Nishikori vs Gene Mayer

Kei Nishikori vs Leonardo Mayer

Kei Nishikori vs Tim Mayotte

Kei Nishikori vs John McEnroe

Kei Nishikori vs Paul McNamee

Kei Nishikori vs Miloslav Mecir

Kei Nishikori vs Andrei Medvedev

Kei Nishikori vs Daniil Medvedev

Kei Nishikori vs Fernando Meligeni

Kei Nishikori vs Jürgen Melzer

Kei Nishikori vs Juan Mónaco

Kei Nishikori vs Gaël Monfils

Kei Nishikori vs Álbert Montañés

Kei Nishikori vs Carlos Moyá

Kei Nishikori vs Gilles Müller

Kei Nishikori vs Andy Murray

Kei Nishikori vs Lorenzo Musetti

Kei Nishikori vs Thomas Muster

- N -

Kei Nishikori vs Rafael Nadal

Kei Nishikori vs Brandon Nakashima

Kei Nishikori vs David Nalbandian

Kei Nishikori vs Ilie Nastase

Kei Nishikori vs Jarkko Nieminen

Kei Nishikori vs Yoshihito Nishioka

Kei Nishikori vs Yannick Noah

Kei Nishikori vs Magnus Norman

Kei Nishikori vs Cameron Norrie

Kei Nishikori vs Karel Nováček

Kei Nishikori vs Jiří Novák

Kei Nishikori vs Joakim Nyström

- O -

Kei Nishikori vs Andrei Olhovskiy

Kei Nishikori vs Jaime Oncins

Kei Nishikori vs Reilly Opelka

Kei Nishikori vs Manuel Orantes

- P -

Kei Nishikori vs Benoît Paire

Kei Nishikori vs David Pate

Kei Nishikori vs Andrei Pavel

Kei Nishikori vs Víctor Pecci

Kei Nishikori vs Guido Pella

Kei Nishikori vs Guillermo Pérez Roldán

Kei Nishikori vs Mikael Pernfors

Kei Nishikori vs Hank Pfister

Kei Nishikori vs Mark Philippoussis

Kei Nishikori vs Cédric Pioline

Kei Nishikori vs Alexei Popyrin

Kei Nishikori vs Albert Portas

Kei Nishikori vs Lucas Pouille

Kei Nishikori vs David Prinosil

Kei Nishikori vs Mariano Puerta

Kei Nishikori vs Mel Purcell

- Q -

Kei Nishikori vs Sam Querrey

- R -

Kei Nishikori vs Patrick Rafter

Kei Nishikori vs Albert Ramos

Kei Nishikori vs Milos Raonic

Kei Nishikori vs Pedro Rebolledo

Kei Nishikori vs Richey Reneberg

Kei Nishikori vs Marcelo Ríos

Kei Nishikori vs Tommy Robredo

Kei Nishikori vs Olivier Rochus

Kei Nishikori vs Andy Roddick

Kei Nishikori vs Lukáš Rosol

Kei Nishikori vs Marc Rosset

Kei Nishikori vs Andrey Rublev

Kei Nishikori vs Holger Rune

Kei Nishikori vs Greg Rusedski

Kei Nishikori vs Casper Ruud

- S -

Kei Nishikori vs Christian Saceanu

Kei Nishikori vs John Sadri

Kei Nishikori vs Marat Safin

Kei Nishikori vs Pete Sampras

Kei Nishikori vs David Sánchez

Kei Nishikori vs Emilio Sánchez Vicario

Kei Nishikori vs Javier Sánchez Vicario

Kei Nishikori vs Davide Sanguinetti

Kei Nishikori vs Fabrice Santoro

Kei Nishikori vs Sjeng Schalken

Kei Nishikori vs Rainer Schüttler

Kei Nishikori vs Diego Schwartzman

Kei Nishikori vs Andreas Seppi

Kei Nishikori vs Florent Serra

Kei Nishikori vs Denis Shapovalov

Kei Nishikori vs Bryan Shelton

Kei Nishikori vs Jan Siemerink

Kei Nishikori vs Gilles Simon

Kei Nishikori vs Jannik Sinner

Kei Nishikori vs Horst Skoff

Kei Nishikori vs Pavel Složil

Kei Nishikori vs Jack Sock

Kei Nishikori vs Robin Söderling

Kei Nishikori vs Harold Solomon

Kei Nishikori vs Lorenzo Sonego

Kei Nishikori vs Kwon Soon-woo

Kei Nishikori vs João Sousa

Kei Nishikori vs Franco Squillari

Kei Nishikori vs Paradorn Srichaphan

Kei Nishikori vs Sergiy Stakhovsky

Kei Nishikori vs Jonathan Stark

Kei Nishikori vs Carl-Uwe Steeb

Kei Nishikori vs Radek Stepanek

Kei Nishikori vs Michael Stich

Kei Nishikori vs Jason Stoltenberg

Kei Nishikori vs Henrik Sundström

Kei Nishikori vs Jonas Svensson

- T -

Kei Nishikori vs Jeff Tarango

Kei Nishikori vs Brian Teacher

Kei Nishikori vs Dominic Thiem

Kei Nishikori vs Frances Tiafoe

Kei Nishikori vs Janko Tipsarević

Kei Nishikori vs Bernard Tomic

Kei Nishikori vs Viktor Troicki

Kei Nishikori vs Stefanos Tsitsipas

Kei Nishikori vs Jo-Wilfried Tsonga

Kei Nishikori vs Thierry Tulasne

Kei Nishikori vs Dmitry Tursunov

- U -

Kei Nishikori vs Bohdan Ulihrach

- V -

Kei Nishikori vs Marián Vajda

Kei Nishikori vs Christo van Rensburg

Kei Nishikori vs Tim van Rijthoven

Kei Nishikori vs Robert Van't Hof

Kei Nishikori vs Fernando Verdasco

Kei Nishikori vs Martin Verkerk

Kei Nishikori vs Jiří Veselý

Kei Nishikori vs Fernando Vicente

Kei Nishikori vs Guillermo Vilas

Kei Nishikori vs Filippo Volandri

Kei Nishikori vs Alexander Volkov

- W -

Kei Nishikori vs MaliVai Washington

Kei Nishikori vs Stan Wawrinka

Kei Nishikori vs David Wheaton

Kei Nishikori vs Mats Wilander

Kei Nishikori vs Todd Woodbridge

Kei Nishikori vs Mark Woodforde

Kei Nishikori vs Chris Woodruff

- Y -

Kei Nishikori vs Wu Yibing

Kei Nishikori vs Mikhail Youzhny

Kei Nishikori vs Jaime Yzaga

- Z -

Kei Nishikori vs Mariano Zabaleta

Kei Nishikori vs Slobodan Zivojinovic

Kei Nishikori vs Alexander Zverev