# 1986 Davis Cup Eastern Zone

The Eastern Zone was one of the three regional zones of the 1986 Davis Cup.
13 teams entered the Eastern Zone in total, with the winner promoted to the following year's World Group. South Korea defeated Japan in the final and qualified for the 1987 World Group.

## Participating nations

* Bangladesh
* China
* Chinese Taipei
* Hong Kong
* Indonesia
* Japan
* Malaysia
* Pakistan
* Philippines
* South Korea
* Singapore
* Sri Lanka
* Thailand

### Draw

| First round 7–9 March | First round 7–9 March | First round 7–9 March | Quarterfinals 9–11 May | Quarterfinals 9–11 May | Quarterfinals 9–11 May | Semifinals 18–20 July | Semifinals 18–20 July | Semifinals 18–20 July | Final 6–8 October | Final 6–8 October | Final 6–8 October |
| Japan | Japan | | | | | | | | | | |
| Japan | Japan | | Matsuyama, Japan (hard) | Matsuyama, Japan (hard) | Matsuyama, Japan (hard) | | | | | | |
| bye | bye | | Matsuyama, Japan (hard) | Matsuyama, Japan (hard) | Matsuyama, Japan (hard) | | | | | | |
| bye | bye | | Japan | Japan | 4 | | | | | | |
| Singapore (grass) | Singapore (grass) | Singapore (grass) | Japan | Japan | 4 | | | | | | |
| Singapore (grass) | Singapore (grass) | Singapore (grass) | Chinese Taipei | Chinese Taipei | 1 | | | | | | |
| Singapore | Singapore | 0 | Chinese Taipei | Chinese Taipei | 1 | | | | | | |
| Singapore | Singapore | 0 | | | | Kumamoto, Japan (indoor carpet) | Kumamoto, Japan (indoor carpet) | Kumamoto, Japan (indoor carpet) | | | |
| Chinese Taipei | Chinese Taipei | 3 | | | | Kumamoto, Japan (indoor carpet) | Kumamoto, Japan (indoor carpet) | Kumamoto, Japan (indoor carpet) | | | |
| Chinese Taipei | Chinese Taipei | 3 | | | | Japan | Japan | 4 | | | |
| | | | | | | China | China | 1 | | | |
| China | China | | | | | China | China | 1 | | | |
| China | China | | Causeway Bay, Hong Kong (hard) | Causeway Bay, Hong Kong (hard) | Causeway Bay, Hong Kong (hard) | | | | | | |
| bye | bye | | Causeway Bay, Hong Kong (hard) | Causeway Bay, Hong Kong (hard) | Causeway Bay, Hong Kong (hard) | | | | | | |
| bye | bye | | China | China | 3 | | | | | | |
| Kuala Lumpur, Malaysia (indoor carpet) | Kuala Lumpur, Malaysia (indoor carpet) | Kuala Lumpur, Malaysia (indoor carpet) | China | China | 3 | | | | | | |
| Kuala Lumpur, Malaysia (indoor carpet) | Kuala Lumpur, Malaysia (indoor carpet) | Kuala Lumpur, Malaysia (indoor carpet) | Hong Kong | Hong Kong | 0 | | | | | | |
| Hong Kong | Hong Kong | 3 | Hong Kong | Hong Kong | 0 | | | | | | |
| Hong Kong | Hong Kong | 3 | | | | | | | Seoul, South Korea (hard) | Seoul, South Korea (hard) | Seoul, South Korea (hard) |
| Malaysia | Malaysia | 2 | | | | | | | Seoul, South Korea (hard) | Seoul, South Korea (hard) | Seoul, South Korea (hard) |
| Malaysia | Malaysia | 2 | | | | | | | Japan | Japan | 1 |
| Bangkok, Thailand (hard) | Bangkok, Thailand (hard) | Bangkok, Thailand (hard) | | | | | | | Japan | Japan | 1 |
| Bangkok, Thailand (hard) | Bangkok, Thailand (hard) | Bangkok, Thailand (hard) | | | | | | | South Korea | South Korea | 4 |
| Bangladesh | Bangladesh | 0 | | | | | | | South Korea | South Korea | 4 |
| Bangladesh | Bangladesh | 0 | Bangkok, Thailand (hard) | Bangkok, Thailand (hard) | Bangkok, Thailand (hard) | | | | | | |
| Thailand | Thailand | 5 | Bangkok, Thailand (hard) | Bangkok, Thailand (hard) | Bangkok, Thailand (hard) | | | | | | |
| Thailand | Thailand | 5 | Thailand | Thailand | 4 | | | | | | |
| Jakarta, Indonesia (clay) | Jakarta, Indonesia (clay) | Jakarta, Indonesia (clay) | Thailand | Thailand | 4 | | | | | | |
| Jakarta, Indonesia (clay) | Jakarta, Indonesia (clay) | Jakarta, Indonesia (clay) | Indonesia | Indonesia | 0 | | | | | | |
| Indonesia | Indonesia | 4 | Indonesia | Indonesia | 0 | | | | | | |
| Indonesia | Indonesia | 4 | | | | Seoul, South Korea (clay) | Seoul, South Korea (clay) | Seoul, South Korea (clay) | | | |
| Philippines | Philippines | 1 | | | | Seoul, South Korea (clay) | Seoul, South Korea (clay) | Seoul, South Korea (clay) | | | |
| Philippines | Philippines | 1 | | | | Thailand | Thailand | 0 | | | |
| Lahore, Pakistan (clay) | Lahore, Pakistan (clay) | Lahore, Pakistan (clay) | | | | Thailand | Thailand | 0 | | | |
| Lahore, Pakistan (clay) | Lahore, Pakistan (clay) | Lahore, Pakistan (clay) | | | | South Korea | 5 | |
| Pakistan | Pakistan | 3 | | | | South Korea | 5 | |
| Pakistan | Pakistan | 3 | Seoul, South Korea (clay) | Seoul, South Korea (clay) | Seoul, South Korea (clay) | | | | | |
| Sri Lanka | Sri Lanka | 2 | Seoul, South Korea (clay) | Seoul, South Korea (clay) | Seoul, South Korea (clay) | | | | | |
| Sri Lanka | Sri Lanka | 2 | Pakistan | Pakistan | 1 | | | | | |
| | | | South Korea | South Korea | 4 | | | | | |
| bye | bye | | South Korea | South Korea | 4 | | | | | |
| South Korea | South Korea | | | | | | | | | |

## First round
### Singapore vs. Chinese Taipei

| Singapore 0 | Singapore Cricket Club, Singapore 7–9 March 1986 Grass | Singapore Cricket Club, Singapore 7–9 March 1986 Grass | Chinese Taipei 3 |
| 1 2 3 4 5 1 Victor Pereira Wu Chang-rung 2 6 0 6 2 6       2 Mahader Hassan Liu Chung-hsing 3 6 7 9 2 6       3 Mahader Hassan / Victor Pereira Hsu Huang-jung / Wu Chang-rung 6 3 7 9 4 6 2 6     4 Mahader Hassan Wu Chang-rung           not played 5 Victor Pereira Liu Chung-hsing ||||

### Malaysia vs. Hong Kong

| Malaysia 2 | Stadium Negara, Kuala Lumpur, Malaysia 7–9 March 1986 Carpet (indoors) | Stadium Negara, Kuala Lumpur, Malaysia 7–9 March 1986 Carpet (indoors) | Hong Kong 3 |
| 1 2 3 4 5 1 Adam Malik Colin Grant 12 10 4 6 6 2 6 3     2 Yeo Kian-wah Mark Bailey 1 6 1 6 1 6       3 Chow Chin-chuan / Adam Malik Mark Bailey / Randall King 6 3 5 7 7 5 4 6 4 6   4 Adam Malik Mark Bailey 6 4 3 6 6 2 6 1     5 Yeo Kian-wah Colin Grant 2 6 2 6 2 6 ||||

### Thailand vs. Bangladesh

| Thailand 5 | Bangkok, Thailand 7–9 March 1986 Hard | Bangkok, Thailand 7–9 March 1986 Hard | Bangladesh 0 |
| 1 2 3 4 5 1 Panomkorn Pladchurnil Ifthekar Sardar 6 3 6 0 6 1       2 Woraphol Thongkhamchu Shovon Jamaly 6 3 6 0 6 2       3 Tanakorn Srichaphan / Woraphol Thongkhamchu Ifthekar Sardar / Shovon Jamaly 6 2 6 1 6 4       4 Woraphol Thongkhamchu Ifthekar Sardar 6 3 6 2         5 Tanakorn Srichaphan Shovon Jamaly 6 3 6 1 ||||

### Indonesia vs. Philippines

| Indonesia 4 | Jakarta, Indonesia 7–9 March 1986 Clay | Jakarta, Indonesia 7–9 March 1986 Clay | Philippines 1 |
| 1 2 3 4 5 1 Sulistyono Rodrigo Rafael 0 6 5 7 3 6       2 Tintus Arianto Wibowo Roland So 6 3 8 6 6 3       3 Sulistyono / Donald Wailan-Walalangi Rodrigo Rafael / Raymundo Suarez 6 4 7 5 3 6 6 4     4 Tintus Arianto Wibowo Rodrigo Rafael 4 6 6 2 6 4 6 4     5 Sulistyono Roselle Natividad 6 2 7 5 ||||

### Pakistan vs. Sri Lanka

| Pakistan 3 | Lahore, Pakistan 7–9 March 1986 Clay | Lahore, Pakistan 7–9 March 1986 Clay | Sri Lanka 2 |
| 1 2 3 4 5 1 Hamed-ul-Haq Arjun Fernando 4 6 6 4 4 6 3 6     2 Rashid Malik Arjun Perera 9 11 6 2 6 4 6 3     3 Rashid Malik / Mushaf Zia Arjun Fernando / Arjun Perera 7 5 3 6 7 5 4 6 3 6   4 Rashid Malik Arjun Fernando 8 6 6 3 2 6 6 4     5 Hamed-ul-Haq Arjun Perera 6 3 7 5 6 3 ||||

## Quarterfinals
### Japan vs. Chinese Taipei

| Japan 4 | Pan Tennis Club, Matsuyama, Japan 9–11 May 1986 Hard | Pan Tennis Club, Matsuyama, Japan 9–11 May 1986 Hard | Chinese Taipei 1 |
| 1 2 3 4 5 1 Toshihisa Tsuchihashi Liu Chung-hsing 6 2 6 0 8 6       2 Tsuyoshi Fukui Wu Chang-rung 7 5 6 4 6 4       3 Hitoshi Shirato / Eiji Takeuchi Hsu Huang-jung / Wu Chang-rung 6 1 6 4 7 5       4 Toshihisa Tsuchihashi Wu Chang-rung 6 4 0 6 5 7       5 Tsuyoshi Fukui Liu Chung-hsing 6 2 6 2 ||||

### Hong Kong vs. China

| Hong Kong 0 | Victoria Park, Causeway Bay, Hong Kong 9–11 May 1986 Hard | Victoria Park, Causeway Bay, Hong Kong 9–11 May 1986 Hard | China 3 |
| 1 2 3 4 5 1 Mark Bailey Liu Shuhua 3 6 3 6 2 6       2 Kelvin Ng You Wei 1 6 1 6 4 6       3 Randall King / Kelvin Ng Liu Shuhua / You Wei 2 6 5 7 10 8 5 7     4 Kelvin Ng Liu Shuhua           not played 5 Mark Bailey You Wei           not played ||||

### Thailand vs. Indonesia

| Thailand 4 | Bangkok, Thailand 9–11 May 1986 Hard | Bangkok, Thailand 9–11 May 1986 Hard | Indonesia 0 |
| 1 2 3 4 5 1 Woraphol Thongkhamchu Hary Suharyadi 4 6 8 6 6 4 6 0     2 Sombat Uamongkol Tintus Arianto Wibowo 5 7 2 6 7 5 6 3 6 4   3 Tanakorn Srichaphan / Woraphol Thongkhamchu Sulistyono / Donald Wailan-Walalangi 6 3 6 4 3 6 6 4     4 Sombat Uamongkol Hary Suharyadi 6 1          retired 5 Woraphol Thongkhamchu Tintus Arianto Wibowo           not played ||||

### South Korea vs. Pakistan

| South Korea 4 | Jang Choong Tennis Centre, Seoul, South Korea 9–11 May 1986 Clay | Jang Choong Tennis Centre, Seoul, South Korea 9–11 May 1986 Clay | Pakistan 1 |
| 1 2 3 4 5 1 Yoo Jin-sun Rashid Malik 6 3 6 0 6 4       2 Kim Bong-soo Haseeb Aslam 6 3 9 7 6 4       3 Jeon Young-dai / Song Dong-wook Rashid Malik / Mushaf Zia 6 3 4 6 6 3       4 Kim Bong-soo Rashid Malik 6 3 6 4         5 Yoo Jin-sun Haseeb Aslam 3 6 4 6 ||||

## Semifinals
### Japan vs. China

| Japan 4 | Kumamoto Prefectural Gymnasium, Kumamoto, Japan 18–20 July 1986 Carpet (indoors) | Kumamoto Prefectural Gymnasium, Kumamoto, Japan 18–20 July 1986 Carpet (indoors) | China 1 |
| 1 2 3 4 5 1 Eiji Takeuchi Ma Keqin 9 7 8 10 5 7 3 6     2 Tsuyoshi Fukui Liu Shuhua 1 6 6 3 6 1 6 0     3 Hitoshi Shirato / Eiji Takeuchi Xie Zhao / You Wei 7 5 7 5 6 3       4 Tsuyoshi Fukui Ma Keqin 6 3 6 4 6 2       5 Eiji Takeuchi Liu Shuhua 7 5 12 10 ||||

### South Korea vs. Thailand

| South Korea 5 | Jang Choong Tennis Centre, Seoul, South Korea 18–20 July 1986 Clay | Jang Choong Tennis Centre, Seoul, South Korea 18–20 July 1986 Clay | Thailand 0 |
| 1 2 3 4 5 1 Roh Gap-taik Sombat Uamongkol 6 4 6 1 7 9 10 8     2 Yoo Jin-sun Tanakorn Srichaphan 8 6 6 2 4 6 6 0     3 Song Dong-wook / Yoo Jin-sun Tanakorn Srichaphan / Sombat Uamongkol 6 4 6 3 6 4       4 Song Dong-wook Vittaya Samrej 6 1 6 2         5 Roh Gap-taik Tanakorn Srichaphan 6 3 8 10 6 2 ||||

## Final
### South Korea vs. Japan

| South Korea 4 | Seoul, South Korea 6–8 October 1986 Hard | Seoul, South Korea 6–8 October 1986 Hard | Japan 1 |
| 1 2 3 4 5 1 Song Dong-wook Shozo Shiraishi 6 4 6 2 6 4       2 Yoo Jin-sun Tsuyoshi Fukui 6 3 6 1 6 3       3 Song Dong-wook / Yoo Jin-sun Hitoshi Shirato / Eiji Takeuchi 4 6 6 1 6 4 6 2     4 Yoo Jin-sun Shozo Shiraishi 4 6 6 4 6 4       5 Song Dong-wook Tsuyoshi Fukui 3 6 3 6 ||||