2015 Dunlop World Challenge

{{Infobox tennis event|2015|Dunlop World Challenge|

| date = 23–29 November

| edition = 8th

| category = ATP Challenger Tour
ITF Women's Circuit

| location = Toyota, Japan

| surface = Carpet / Indoor

| prize_money = $40,000+H (ATP)
$75,000+H (ITF)

| champms = {{flagicon|JPN}} Yoshihito Nishioka

| champmd = {{flagicon|GBR}} Brydan Klein / {{flagicon|AUS}} Matt Reid

| champws = {{flagicon|CRO}} Jana Fett

| champwd = {{flagicon|JPN}} Akiko Omae / {{flagicon|THA}} Peangtarn Plipuech

}}

The 2015 Dunlop Srixon World Challenge was a professional tennis tournament played on indoor carpet courts. It was the eighth edition of the tournament and part of the 2015 ATP Challenger Tour and 2015 ITF Women's Circuit, offering a total of $75,000+H (ITF) and $40,000+H (ATP) in prize money. It took place in Toyota, Japan, on 23–29 November 2015.

Men's singles main-draw entrants

= Seeds =

class="sortable wikitable"
width="70"| Country

! width="175"| Player

! Rank1

! Seed

{{flag|AUS}}

|Matthew Ebden

| 107

| 1

{{flag|JPN}}

|Tatsuma Ito

| 116

| 2

{{flag|AUS}}

|James Duckworth

| 117

| 3

{{flag|JPN}}

|Go Soeda

| 120

| 4

{{flag|JPN}}

|Yūichi Sugita

| 127

| 5

{{flag|RUS}}

|Konstantin Kravchuk

| 138

| 6

style="background:#cfc;"

|{{flag|JPN}}

|Yoshihito Nishioka

| 143

| 7

{{flag|AUS}}

|Jordan Thompson

| 154

| 8

  • 1 Rankings as of 16 November 2015.

= Other entrants =

The following players received wildcards into the singles main draw:

  • {{flagicon|JPN}} Sora Fukuda
  • {{flagicon|JPN}} Sho Katayama
  • {{flagicon|JPN}} Makoto Ochi
  • {{flagicon|JPN}} Yusuke Watanuki

The following player received protected ranking entry to the main draw:

The following players received entry from the qualifying draw:

  • {{flagicon|JPN}} Itsuki Imina
  • {{flagicon|JPN}} Yuya Kibi
  • {{flagicon|AUS}} Benjamin Mitchell
  • {{flagicon|JPN}} Keisuke Watanuki

Women's singles main-draw entrants

= Seeds =

class="sortable wikitable"
width="70"| Country

! width="175"| Player

! Rank1

! Seed

{{flag|JPN}}

|Nao Hibino

| 73

| 1

{{flag|ROU}}

|Patricia Maria Țig

| 118

| 2

{{flag|SUI}}

|Stefanie Vögele

| 122

| 3

{{flag|CHN}}

|Zhang Kailin

| 141

| 4

{{flag|BEL}}

|Elise Mertens

| 151

| 5

{{flag|JPN}}

|Misa Eguchi

| 156

| 6

{{flag|JPN}}

|Naomi Osaka

| 157

| 7

{{flag|JPN}}

|Risa Ozaki

| 160

| 8

  • 1 Rankings as of 16 November 2015.

= Other entrants =

The following players received wildcards into the singles main draw:

The following players received entry from the qualifying draw:

Champions

=Men's singles=

{{main|2015 Dunlop World Challenge – Men's singles}}

=Women's singles=

{{main|2015 Dunlop World Challenge – Women's singles}}

=Men's doubles=

{{main|2015 Dunlop World Challenge – Men's doubles}}

=Women's doubles=

{{main|2015 Dunlop World Challenge – Women's doubles}}