| 1966? |
Taiko was born. |
| 1968.09.23 |
Taiko moved to Ueno Zoological Gardens. (body weight 13kg) |
| 1968.11.08 |
Taiko lived with Gokuu {0026} in Ape Building. |
| 1969.10.08 |
Toyoko {0028} moved to Ueno Zoological Gardens. |
| 1970.04.15 |
body weight 30.5kg |
| 1971.01.16 |
body weight 39kg |
| 1972.05.22 |
Be-Be {0010} moved to Ueno Zoological Gardens from Kyoto City Zoo. |
| 1972.08.14 |
body weight 56kg |
| 1974.09.15 |
Yoko was 76kg and was observed in heat. |
| 1975.05.06 |
Be-Be {0010} moved to Kyoto City Zoo from Ueno Zoological Gardens. |
| 1975.06.05 |
Gokuu {0026} died. |
| 1977.11.14 |
body weight 100.5kg |
| 1980.09.06 |
M'bul {0002} died from chronic rheumatoid arthritis. |
| 1981.09.20 |
Bulbul, Taiko and Toyoko lived together in the playground. The whole environment was exhibited. |
| 1982.09.27 |
Tiko received treatment of trichomoniasis |
| 1983.04.18 |
Toyoko moved to Tama Zoological Park. |
| 1992.12.22 |
Toyoko returns from Tama Zoological Park to Ueno Zoological Gardens. |
| 1993.04.18 |
Pieko moved to Ueno Zoological Gardens. |
| 1993.07.04 |
Rirako moved to Ueno Zoological Gardens. |
| 1993.10.05 |
Sultan moved to Ueno Zoological Gardens. |
| 1993.10.24 |
Rola moved to Ueno Zoological Gardens. |
| 1993.11.21 |
Drum moved to Ueno Zoological Gardens. |
| 1994.05.09 |
body weight 160kg |
| 1995.10.24 |
Bindung II moved to Ueno Zoological Gardens. |
| 1996 |
Gorilla Forest was completed in Ueno Zoological Gardens |
| 1997.03.19 |
Genki moved to Ueno Zoological Gardens. |
| 1997.03.26 |
Toyoko moved to Kyoto City Zoo from Ueno Zoological Gardens. |
| 1997.11.01 |
Bulbul died from senility. |
| 1997.12.04 |
Biju moved to Ueno Zoological Gardens from Howletts Wild Animal Park. |
| 1997.12.15 |
Sultan moved to Kyoto City Zoo from Ueno Zoological Gardens. |
| 1998.07.20 |
Drum died from pneumonia. |
| 1999.07.08 |
Taiko moved to Nihondaira Zoo. She borrows from Ueno Zoological Gardens. |
| 2000.03.05 |
Taiko died. (pulmonary edema caused by hypoactivity of cardiac function) |
GAIN ID number
