1961 - Today
Koichi Yamadera (山寺 宏一, Yamadera Kōichi, born June 17, 1961) is a Japanese actor, narrator and singer from Shiogama, Miyagi Prefecture. He graduated from Tohoku Gakuin University's economics school and is currently affiliated with Across Entertainment. Read more on Wikipedia
Since 2007, the English Wikipedia page of Kōichi Yamadera has received more than 723,631 page views. His biography is available in 25 different languages on Wikipedia (up from 24 in 2019). Kōichi Yamadera is the 3,336th most popular actor (up from 3,674th in 2019), the 1,019th most popular biography from Japan (up from 1,029th in 2019) and the 48th most popular Japanese Actor.
Page Views (PV)
Historical Popularity Index (HPI)
Languages Editions (L)
Effective Languages (L*)
Coefficient of Variation (CV)
Among actors, Kōichi Yamadera ranks 3,336 out of 9,996. Before him are Monica Bleibtreu, Robert Cummings, Anthony LaPaglia, Craig Parker, Tarık Akan, and Katherine Kelly Lang. After him are Ian Hart, Shirley Henderson, Ed Begley, Ricky Bruch, Linda Cardellini, and Willard Scott.
1944 - 2009
HPI: 49.08
Rank: 3,330
1910 - 1990
HPI: 49.08
Rank: 3,331
1959 - Present
HPI: 49.08
Rank: 3,332
1970 - Present
HPI: 49.07
Rank: 3,333
1949 - 2016
HPI: 49.07
Rank: 3,334
1961 - Present
HPI: 49.07
Rank: 3,335
1961 - Present
HPI: 49.07
Rank: 3,336
1964 - Present
HPI: 49.06
Rank: 3,337
1965 - Present
HPI: 49.06
Rank: 3,338
1901 - 1970
HPI: 49.06
Rank: 3,339
1946 - 2011
HPI: 49.05
Rank: 3,340
1975 - Present
HPI: 49.05
Rank: 3,341
1934 - 2021
HPI: 49.05
Rank: 3,342
Among people born in 1961, Kōichi Yamadera ranks 160. Before him are Thomas Schaaf, Aaron Sorkin, Christopher Atkins, Alemão, Masamune Shirow, and Katherine Kelly Lang. After him are Peter Machajdík, Roland Orzabal, Riad al-Asaad, Anthony Wong, Jörg Meuthen, and Martina Gedeck.
1961 - Present
HPI: 49.23
Rank: 154
1961 - Present
HPI: 49.17
Rank: 155
1961 - Present
HPI: 49.12
Rank: 156
1961 - Present
HPI: 49.11
Rank: 157
1961 - Present
HPI: 49.07
Rank: 158
1961 - Present
HPI: 49.07
Rank: 159
1961 - Present
HPI: 49.07
Rank: 160
1961 - Present
HPI: 49.05
Rank: 161
1961 - Present
HPI: 48.94
Rank: 162
1961 - Present
HPI: 48.85
Rank: 163
1961 - Present
HPI: 48.77
Rank: 164
1961 - Present
HPI: 48.73
Rank: 165
1961 - Present
HPI: 48.72
Rank: 166
Among people born in Japan, Kōichi Yamadera ranks 1,019 out of 6,048. Before him are Shunryū Suzuki (1904), Satoru Nakajima (1953), Susumu Hirasawa (1954), Makino Nobuaki (1861), Tsubouchi Shōyō (1859), and Masamune Shirow (1961). After him are Kiichiro Higuchi (1888), Ryuichi Sugiyama (1941), Noriko Ohara (1935), Toyohito Mochizuki (1953), Hidetoki Takahashi (1916), and Kenzo Yokoyama (1943).
1904 - 1971
HPI: 49.13
Rank: 1,013
1953 - Present
HPI: 49.13
Rank: 1,014
1954 - Present
HPI: 49.12
Rank: 1,015
1861 - 1949
HPI: 49.12
Rank: 1,016
1859 - 1935
HPI: 49.08
Rank: 1,017
1961 - Present
HPI: 49.07
Rank: 1,018
1961 - Present
HPI: 49.07
Rank: 1,019
1888 - 1970
HPI: 49.07
Rank: 1,020
1941 - Present
HPI: 49.05
Rank: 1,021
1935 - Present
HPI: 49.03
Rank: 1,022
1953 - Present
HPI: 49.00
Rank: 1,023
1916 - 2000
HPI: 48.99
Rank: 1,024
1943 - Present
HPI: 48.98
Rank: 1,025
Among actors born in Japan, Kōichi Yamadera ranks 48. Before him are Ken Ogata (1937), Tadanobu Asano (1973), Eiji Okada (1920), Akio Ōtsuka (1959), Isao Kimura (1923), and Ichirō Nagai (1931). After him are Noriko Ohara (1935), Tōru Furuya (1953), Masayuki Mori (1911), Minoru Chiaki (1917), Ayako Wakao (1933), and Toshio Furukawa (1946).
1937 - 2008
HPI: 49.48
Rank: 42
1973 - Present
HPI: 49.47
Rank: 43
1920 - 1995
HPI: 49.47
Rank: 44
1959 - Present
HPI: 49.44
Rank: 45
1923 - 1981
HPI: 49.34
Rank: 46
1931 - 2014
HPI: 49.32
Rank: 47
1961 - Present
HPI: 49.07
Rank: 48
1935 - Present
HPI: 49.03
Rank: 49
1953 - Present
HPI: 48.85
Rank: 50
1911 - 1973
HPI: 48.79
Rank: 51
1917 - 1999
HPI: 48.71
Rank: 52
1933 - Present
HPI: 48.71
Rank: 53
1946 - Present
HPI: 48.65
Rank: 54