known in 1916. The first spring passing of Hakone was achieved by Waseda Jitsugyō (Tōkyō) led by pitcher and future pro baseball legend Sadaharu Oh in 1957. Also, the "fording of the Tone River" in northern Kantō has also been achieved. Since the victory of Waseda Jitsugyō, championships by Kantō teams have become more frequent and as a result these terms have fallen out of use. Kanmon Straits In high school baseball jargon, when a team from Kyūshū wins a tournament. The first to "cross the Kanmon Straits" was Kokura Secondary in the 1947 Summer Kōshien. Coincidentally, Kokura Secondary repeated as champions in 1948, a feat not matched until Komadai Tomakomai also became the first team to bring the title to their region then repeated the following year. Mountain of Aso Based on Mount Aso in Kumamoto. In high school baseball jargon, when a team from the southern half of Kyūshū wins the tournament. The first to "pass the Mountain of Aso" was Seiseikō High (Kumamoto) in the 1958 Spring Kōshien. This has not yet been achieved in the Summer Kōshien. Ocean crossing In high school baseball jargon, when a team from Okinawa wins a tournament. The first to "cross the ocean" was Okinawa Shōgaku (Okinawa) in the spring of 1999, and Konan (Okinawa) achieved the first summer championship in 2010. Into snow country In high school baseball jargon, when a team from the Hokuriku region wins a tournament. To date no team has achieved this. Fukui Commercial High (Fukui) in the 1978 Spring Kōshien and Seiryō (Ishikawa, alma mater of Hideki Matsui) in the 1997 Summer Kōshien reached the semifinals. More recently, Nihon Bunri (Niigata, Niigata) reached the finals in 2009, and made an amazing comeback from down 10–4 in the bottom of the 9th with 2 outs to make it 10-9 before catcher Naoki Wakabayashi lined out to 3rd to end the game. Appearances in popular culture Some of the most famous appearances of high school baseball in popular culture are in the manga and anime series Touch, H2 and Cross Game by Mitsuru Adachi, Ace of Diamond by Yuji Terajima, and Major by Takuya Mitsuda. Those series follow the struggles of different high school teams' bids to make it to the Kōshien tournament. An unusual appearance is in the series Princess Nine, where a private girls' high school forms a baseball team and struggles against systemic bias