1998 in Japan
Events in the year 1998 in Japan. It corresponds to the year Heisei 10 in the Japanese calendar.
Incumbents
- Emperor: Akihito
- Prime Minister: Ryutaro Hashimoto until July 30, Keizo Obuchi
- Chief Cabinet Secretary: Kanezō Muraoka until July 30, Hiromu Nonaka
- Chief Justice of the Supreme Court: Shigeru Yamaguchi
- President of the House of Representatives: Sōichirō Itō
- President of the House of Councillors: Jūrō Saitō until July 25 and again from August 4
- Diet sessions: 142nd, 143rd, 144th
Governors
- Aichi Prefecture: Reiji Suzuki
- Akita Prefecture: Sukeshiro Terata
- Aomori Prefecture: Morio Kimura
- Chiba Prefecture: Takeshi Numata
- Ehime Prefecture: Sadayuki Iga
- Fukui Prefecture: Yukio Kurita
- Fukuoka Prefecture: Wataru Asō
- Fukushima Prefecture: Eisaku Satō
- Gifu Prefecture: Taku Kajiwara
- Gunma Prefecture: Hiroyuki Kodera
- Hiroshima Prefecture: Yūzan Fujita
- Hokkaido: Tatsuya Hori
- Hyogo Prefecture: Toshitami Kaihara
- Ibaraki Prefecture: Masaru Hashimoto
- Ishikawa Prefecture: Masanori Tanimoto
- Iwate Prefecture: Hiroya Masuda
- Kagawa Prefecture: Jōichi Hirai ; Takeki Manabe
- Kagoshima Prefecture: Tatsurō Suga
- Kanagawa Prefecture: Hiroshi Okazaki
- Kochi Prefecture: Daijiro Hashimoto
- Kumamoto Prefecture: Joji Fukushima
- Kyoto Prefecture: Teiichi Aramaki
- Mie Prefecture: Masayasu Kitagawa
- Miyagi Prefecture: Shirō Asano
- Miyazaki Prefecture: Suketaka Matsukata
- Nagano Prefecture|Nagano Prefecture]: Gorō Yoshimura
- Nagasaki Prefecture: Isamu Takada ; Genjirō Kaneko
- Nara Prefecture: Yoshiya Kakimoto
- Niigata Prefecture: Ikuo Hirayama
- Oita Prefecture: Morihiko Hiramatsu
- Okayama Prefecture: Masahiro Ishii
- Okinawa Prefecture: Masahide Ōta ; Keiichi Inamine
- Osaka Prefecture: Knock Yokoyama
- Saga Prefecture: Isamu Imoto
- Saitama Prefecture: Yoshihiko Tsuchiya
- Shiga Prefecture: Minoru Inaba ; Yoshitsugu Kunimatsu
- Shiname Prefecture: Nobuyoshi Sumita
- Shizuoka Prefecture: Yoshinobu Ishikawa
- Tochigi Prefecture: Fumio Watanabe
- Tokushima Prefecture: Toshio Endo
- Tokyo: Yukio Aoshima
- Tottori Prefecture: Yuji Nishio
- Toyama Prefecture: Yutaka Nakaoki
- Wakayama Prefecture: Isamu Nishiguchi
- Yamagata Prefecture: Kazuo Takahashi
- Yamaguchi Prefecture: Sekinari Nii
- Yamanashi Prefecture: Ken Amano
Events
- February 7 – February 22: The 1998 Winter Olympics are held in Nagano.
- March 5 – March 14: The 1998 Winter Paralympics are held in Nagano.
- April 1: Toyota City, Fukuyama City, Kōchi City and Miyazaki City become core cities.
- April 5: The Akashi-Kaikyo Bridge linking Shikoku with Honshū and costing about ¥ 500 billion, opens to traffic, becoming the largest suspension bridge in the world.
- May 26: Takashi Imai is inaugurated as the 9th head of the Keidanren.
- June 22: Financial Services Agency established.
- July 5: Japan launches the Nozomi probe to Mars, joining the United States and Russia as an outer space-exploring nation.
- July 12: Election for the House of Councillors held.
- July 25: Masumi Hayashi poisons a curry pot at a festival in Wakayama, causing the death of two adults and two children.
- August 11: The USS Kitty Hawk CV-63 arrives at U.S. Fleet Activities Yokosuka, replacing the USS Independence CV-62 as the U.S. Navy's forward-deployed carrier in Japan.
- September 3: Metal Gear Solid is first released for the PS1 in Japan.
- September 7: Serial Experiments Lain Episode 10 : LOVE is released in Japan.
- September 22 - 23: Typhoon Vivki causes damage to several cultural heritage sites in Wakayama, Nara, Kyoto and Shiga Prefecture and causing 19 deaths.
- October 8: Japan-South Korea Joint Declaration of 1998.
- November 1: The Japanese Grand Prix sees Mika Häkkinen win his first F1 Drivers' Championship and McLaren's last Constructors title until 2024.
- November 13: Free solo climber Alain Robert scales the Shinjuku Center Building and is arrested on its roof.
- November 26: Japan-China Joint Declaration On Building a Partnership of Friendship and Cooperation for Peace and Development.
- November 27: The Dreamcast is released in Japan.
- December 18: Mario Party is released in Japan.
- December 23: Sonic Adventure is released in Japan.
Births
- January 5 - Marie Iitoyo, model and actress
- January 23 - Yuto Adachi, singer and member of South Korean boy band Pentagon
- February 8 - Rui Hachimura, basketball player
- March 19 - Sakura Miyawaki, singer and member of South Korean girl group Le Sserafim
- March 26 - Satoko Miyahara, figure skater
- April 6 - Rina Katsuta, singer
- April 10 - Airi Kinoshita, murder victim
- April 28 - Manamo Miyata, singer and member of Hinatazaka46
- May 13 - Karen Iwata, singer and voice actress
- May 28 - Riho Sayashi, J-pop singer
- May 31 - Ryang Hyon-ju, North Korean, footballer
- June 14 - Taishi Nakagawa, actor and model
- June 19 - Suzu Hirose, model and actress
- July 9 - Tiger Onitsuka, jazz drummer
- July 16 - Rina Matsuno, singer
- July 26 - Maya Sakura, singer
- July 27 - Risa Watanabe, idol and model
- August 5 - Kanon Suzuki, singer
- August 17 - Yoshinobu Yamamoto, professional baseball player
- August 28 - Haruka Fukuhara, actress, model and singer
- August 29 - Yui Kawamoto, professional golfer
- September 29 - Aoi Fujino, gravure idol
- October 30 - Meimi Tamura, singer and actress
- November 12 - Yuna Taira, actress
- November 29 - Ayumu Hirano, snowboarder
- December 24 - Keito Tsuna, actor
- December 30 - Akari Uemura, pop singer
Deaths
- January 9 - Kenichi Fukui, Japanese chemist, Nobel Prize laureate
- January 21 - Yoshifumi Kondō, animator
- January 26 - Shinichi Suzuki, violinist
- January 27 - Tamio Kageyama, novelist
- January 28 - Shotaro Ishinomori, Manga artist, "Father of Henshin heroes."
- February 5 - Takahashi Chikuzan, Tsugaru-jamisen performer and composer
- March 10 - Kenkō Satoshi, Sumo wrestler
- March 13 - Kosho Uchiyama, Sōtō priest
- April 20 - Yoshio Inaba, actor
- May 2 - Matsumoto Hideto, Japanese musician
- May 10 - Nekojiru, manga artist
- May 19 - Sōsuke Uno, Prime Minister
- August 3 - Reizo Koike, breaststroke swimmer
- August 28 - Hirokazu Kobayashi, aikidoka
- September 6 - Akira Kurosawa, screenwriter, producer, and director
- September 27 - Narita Bryan, racehorse
- October 12 - Ineko Sata, communist and feminist author of proletarian literature
- November 1 - Silence Suzuka, racehorse
- November 5 - Momoko Kōchi, actress
- December 1 - Shōji Nakayama, actor
- December 2 - Mikio Oda, athlete
- December 30 - Keisuke Kinoshita, film director