6 Kashimaasahi Location Map of Kasumigaura Ishioka City Kasumigaura Development Facilities Omitama City ▲Ogawa River ● Management ■ Flood Gate, Sluice Development Facilities Office Gate, Gutter Pipe Naka Water Kasumigaura Irrigation Water Conveyence Channel Hokota City ▲ Observatory ◆ Landing Place Facility of Japan Water Agency in Cooperation with Ministry of ｐ Land, Infrastructure, Transport Ishioka Sonobe River Higashikantou Expressway Tokushuku Pumping Station （ 水・国 ） Shimotsuma ○ and Tourism

Koise Kamata River Ibaraki Airport Sanno River 51 City ▲River Koise River Facilities managed by Japan Water Agency Hokota River Chiyoda Ishioka IC Shin Tone Estuary Water Lock Shin Tsukisu Lock Gate Station Tsukuba Management ▲ Flood Gate Gate Station Office ■ Nagamo Takahama Hokota River ▲ River Weir and Channel ｐ Pumping Station 34 ▲Tomoe ○ Minister Jouban Expressway 33 Ishioka Hokota Management 37 River ▲ Hanashi Drainage Section A Tableland Channel ｐ Shinhokota ○ 32 Facilities managed by Ministry of Land, 36 Okisu Landing Place Tomoe River 31 28 27 ■ Tanaka Infrastructure, Transport and Tourism 35 River 34 26 Minister 29 Management Weir and Hirayama 355 36■ Tanaka River Observatory Flood Gate ▲ Section 27 ▲ ■ 30 25 Channel 6 33 Sluice Gate 125 35 24 ▲Yakimaki 26 Futaezaku Second Drainage Channel 32 Futaezaku Large Facilities managed by Water Users 23 Naganoe River Drainage Channel 34 Yasuzuka Jouban Line 31 ▲ Sakura River 30 25 Kandatsu 33 ■ Kashiyama Water Treatment Tsuchiura Kita Water Intake 29 Kitaura Kohan Bizen River Sluice Gate Shin-Yokotone Lock Gate Station ▲ Fujisawa IC Tsuchiura 22 24 Sluice Gate Plant Kajinashi River Shinden 354 32 Water Industrial Agricultural Tsukuba City City 28 Taiyou Supply 21 Takeda River 23 W I Water A Water Hishiki River 27 Minister 31 Management Kitaura Taiyou Sakai 20 Section ▲ 22 River 26 Hagine River 30 Kasumigaura City Izum Watershed Map

i 1：400,000 R

i Tamatsukuri Tamatsukuri Administration Office ve 25 ● Japan National Route 50 29 r Shinkawa River ▲ 21 24 19 Mito Line Ichinose River Kasumigaura Taiyou River Ohashi Bridge 20 Minister Sakai River Tamura 28 Sakuragawa City Rokkou 6 Management Section ■Hagine River Sluice Gate River 18 Ohashi ute Kawashiri Tega River Kannon River 23 Jouban Expressway Ministry of Land, 4 River Bridge Kabasan 3 ■ 27 Tsukuba Scientific City 2 5 Tamura River 355 Infrastructure, Transport and 19 Japan National Ro 1 6 17 Jousou IC Tsuchiura Sluice Gate Prefecture West Wide Area Water Service ● 0 Ibaraki Prefecture W 22 Chikusei City Tourism Kasumigaura Water Kashima- 408 Minister Management Section 26 18 Mitsuma Prefecture West Wide Area Industrial Water Shiratori River nada 48 Kasumigaura Environmental I 21 Yamada River Ishioka City Conveyence Works Office Bizen 7 Nida River Tsukubasan Kawamata River ▲Tsuchiura 16 25 River Science Center A Prefecture West Wide Area Farming Water 24 17 Kamihataki Shizaki Sonobe River Omitama City 9 Ho 8 Koise River 10 14 ▲ Tomoe k ■Bizen River 13 20 Namegata 23 Sakai River ota River 47 ｐ Dejima 51 ● River 11 ○15 15 ｐ 17 18 Hokota City Kasumigaura Water ○Sluice Gate 16 Tone Pumping Station 16 19 Tsukuba City Amano River Tsukuba Central IC 12 City Daienji River Numazato River Kajinashi River Kashimanada 22 Treatment Plant Kasumigaura Canal System 14 Sakura Hanamuro Inoue▲ 15 Japan National 46 Sakura River Hishiki River Tsuchiura IC Management Office 354 River Kakeumaoki 14 Kashima Railway ▲ 21 Takeda River Takei River Kashima Tsuchiura City 20 Oono Japan National Route 51 (Kasumigaura Pumping Station) 13 Kasumigaura City Kashi Nakatsuma Ro 125 u Japan National Route 355 t e 408 Ichinose River 45 Japan National Route 354 Yamada River m a Hanamuro River Kasumigaura (Nisiura) Rinkai Railway 44 Dejima Jousou City 12 19 Namegata City 43 13 Ibaraki Prefecture 42 Funako River 18 Kura River Jouban Line Kura River Seimei River Koshin a 17 d a n a m i h s a K Kasumigaura (Nisiura) 40 ▲ Otodo River 41 J ap Kitaura Tsukuba Express 11 an NationaMihol Route Village 125 Kitamitsukaidou Tsukuba JCT 39 16 12 36 Ookawa (River) 15 Kashima Ami Town Kitaura Ohashi Chojagahama Arakawaoki Kibara 33

37 Horisakai34 Loading Place ■ Bridge I Shiosaihamana 38 sukouenmae Kashima City River Okawa Sluice Gate Osukazu Drainage ■ 11 Industrial Water

Channel 10 ▲ Otsuka 35 10 Itako City 32 Ono River Ushiku City Tsukuba Ushiku IC Shirahama▲ Wani River Yatabe IC Kihara Shusuijou 14 Ganzu River Inashiki City Maekawa 125 Prefecture South Wide Area Water Service Omigawa W 31 9 Kitaura9 Kashima City Odaka Yokotone River ▲ Ryugasaki City Sotonasakaura Katori City Mitsukaido Prefecture South Wide Area Industrial Water 13 Koyadai Ami Water Treatment Plant I Shiroshita River Kashima Rinkai Railway Oarai-Kashima Line Kamisu City Miho Village 30 Tone River Japan National Route 124 Shinkawa Yougo Import Kashima Main Line ▲Hanawa 11 12 Hitachi River Sluice Gate 8 Hitachitone River Shintone River Approved Channel Kamayaoki Chiba Prefecture Ami Town ▲ Kawachi Town ▲ Oyama 7 10 8 Hitachino Ushiku 29 9 7 Tone Town 8 Higashikantou Expressway 6 Nakazato River 28 6 408 Takahashi River Ushiku er-City E 7 Numao Int xp Seimei River ▲ itan re ■ pol ss 27 Kashima 6 etro wa 5 M y 5 Landing Place 26 16 6 Kashima Football Football Ushiku Ami IC Japan Racing Association 125 25 Stadium 21 15 355 Suijin River Stadium Miho Training Center 17 20 Itako Water Service 4 19 18 14 W 5 22 4 3 Asou Maekawa River Kokinu 13 Kashima Water Treatment Plant Ami Higashi IC 24 2 4 3 12 23 Minister Management WShikayuki Wide Area Water Service 11 ▲Ukishima ■ Asou Maekawa Sluice Gate 51 Ushiku Section Yorokoshi River 3 Yawara IC 1 2 I Kashima Industrial Water 10 Itako City Kashima JinguuKashima Shrine 2 Nagaregawa Myoginohana Tsukuba Mirai City Ushiku City Asouoki9 ▲ 1 0 9 Inai River ▲Jingubashi Bridge Myoginohana 0 Shin-Yokotone Inashiki Ouhashi 1 Shinjingubashi 0 Bridge 3 8 Nobukata Bridge ■Nagarekawa Sluice Gate 2 Estuary Water 4 0 8 Kashima Main Line Jingubashi Ushikunuma Inashiki IC Shintone Estuary 1 ｐ Lock Station Bridge ○ ▲ 7 4 Water Lock Gate Station 5 4 Moriya 51 7 Ushibori Wani River Kashima Coastal Minister Inashiki City Water Service ■ 5 Kitatone6 River Kasumigaura Itako Maekawa W 6 3 Management Azumamura Yokotone 3 Industrial Zone River Water Management Section ▲Ono River Tone River Downstream ｐ▲ 5 124 Moriya City ●○ Itako IC Areal Management Office ■ Kasumigaura ▲Shin- Facility 2 Omigawa Inashiki City Itako ｐ Gutter Pipe 2 ○ 125 ▲ Yokotone ● Ministry of Land, Infrastructure, Ono River Yagishi River Sluice Gate■ ｐ 3 Wani River Water Treatment Plant Minami Moriya Shintone ○ 3 4 ▲ Transport and Tourism 1 Sanuki ● ▲1 Wani WShikayuki Wide Area Water Service Kashima 2 5 Togashira River Tone River Link Channel Itako Kasumigaura River Office Kantou Tetsudoujousou Line Inashiki 2 1 River Port Kakeumaoki Observatory Kamayaoki Observatory Inatoi Yasuji River 6 I Kashima Industrial Water Higashi IC ｐ Juuban 4 0 ○ ▲ Horiwari 408 43 1 0 River 0 Toride City 44ｐ Tone Plant42 (Watery Land) Fujishiro Shintone River Oshizuna Sotonasakaura Ryugasaki City Haganuma Magabuchi 45 Rokkaku ■○ Jyuunikyou Shintoride A (Eliminated) Yokotone 2 (Eliminated) 41 49 Yotsuya 40 Inashiki Hashimukou 46 Tone Gutter Pipe YodauraMinister Shinotone 48 4 Kozaki Tadajima Shin-Tsukisu Estuary 6 50 Ohashi 47 Management 3 Higashi IC Bridge Bashi Terahara Suigou▲ Yokotone 36 Nakatsu35 Nishi Toride Nakaema ▲YodauraSection Bridge Ohashi 4 51 Bansei Iijima 39 WKatori City Bridge Water Lock Station Oura (Elimination) Takaya River ▲ ｐ 1 Takasu 52 Kawabata ○ Jubei Kozaki Kozaki Water Service Ima Tsunomiya Tsukisu2 ▲Ryugasaki Bridge ▲12.5Kamo River 53 356 37 34 1 Tsuna Daiba 356 Nomagome ｐ Toride Sawara 33○ 12 ▲Shibasaki Weir (Elimination) Kozaki Ryousou Daiichi Pumping Station Katori Toride 3 ｐ 38 Tone River Kobuke Oukura Hitachi River Toride IC ○ Ainotani Katori Shrine 32 West Naka Kata Naga Shimousa Kouzaki Ooto Gonoike Machi Machi machi 54 Takaoka ｐ Suigouochi Shin 82 Kujukuri Water Service ● 11 Jousou Narita Hokusou 2 W Facilities Commonly Used By Ryousou ○ Ohashi Irrigation Waters (Bousou Water Conveyence) 31 Machi 55 Suigou ｐ Ikisu Shrine Tone River81 Konoura Bridge ○ Bousou Coastal Administration Office Suigou 85 1 Kanaetsu I Totai Toyoda Jukaku (Elimination) (Funato Pumping Station) 124 84 80 Nakayatsu 56 Kozaki Industrial Water Tousou East 10 83 0 62 30 Kawachi Town Hokusou tobu Hokusoutobu A Irrigation Water Name River Irrigation Water 79 9 63 Genta A 61 57 Town Irrigation Water Shimoda Sawara Katori IC Choshi Water29 Service Abiko Tennodai W 5 Toyo Hashi 60 River 58 Namegawa 64 Toyo Bridge 59 Namegawa Gonoike Higashi Abiko 356 65 A Kohoku 78 69 68 67 66 Nekona ｐ28 Omigawa Funato ○ Ohashi 5 River Bridge 7 6 4 ｐ Ono River Hikawa River Nuno Lake Kitabeta ○ShinkawaShinkawa Pumping ▲ Tega Ohashi Narita Line Tatsudai Akari 70 River ｐ Bridge 77 Shinkawa Kamisu City ○ Abiko City Tone Town Shita Anzai Anzai 27 3 Teganuma River Station Toka Shimofusa IC 26 West 71 Suka Shinden River Osuka 356 River Hitachi River 76 72 Fukama WKatori City Water25 Service 2 Inba Sluice ■ ｐ Ao River A State Management Kashima Nanbu Kitachiba Water 75 74 73 Fukama ○ Omi River 24 Fusa ▲Nuno River Fukama Gate Inba Drainage 356 23 Conveyence ○ｐ 22 Hasakikami Pumping Station Narita Irrigation Water 51 Sasa River ▲ 1 21 Hitachi River Sluice Gate Kasumigaura Water Channel ｐ20 Sasa River ○ ▲ Kioroshi Management Facility Taiei IC Hasakishimo Ajiki 19 Tone River Ohashi Bridge

Sakae Town O 356 Kurobe River 18

Kashiwa City t Kobayashi Narita City o ● Tonegawa Estuary Barrage Kuzumi

Tokyo Metropolitan Water Katori City n ｐ 17

W e ○● Tonegawa Estuary Barrage Operation

Service I Tousou r Shimousa Tachibana and Maintenance Office r Sakanao Sluice Gate ■ ｐ Sakanao Pumping Higashikantou Expressway i g Administration Office ○ Ishide 409 a 16 Station t (Tounoshou Pumping i o

Tousou Irrigation Water n Station) Higashi-

W maizumi Shimousa Manzaki 15 Inzai City Taiei JCT a Narita Line t

Shiroi City Inzai Makinohara e r 14 124 Hokusou Line 16 Inbanuma 13 Chiba New Narita Yukawa Town Central Tounoshou Jinbee Narita Sky Access Ohashi Sasa River 12 Bridge Town Inba Nihon Idai Komuro Naritasan Shiroi Shinshouji 11 464 295 Nishi Shiroi Shinkamagaya 10 Keisei Narita Narita 9 356 Tone Kamome Ohashi Bridge 8 51 Keisei Electric Railway Main Line

464 7

Shiishiba

Narita International 6 Kozunomori Airport Tako Town Asahi City Choushi City 5 4 Sougosanndo 409 Saruda 3 Miyazato IC 2 Funabashi City Sobu Line 0 Shisui Town 1 Yachiyo City Sousa City Matsugishi

Choshi Ohashi Tomisato City Bridge Sakura City Shibayama Kurahashi Town Choushi 2,000 1,000 0 2,000 4,000 6,000 8,000m "This map is a copy of one topographical map out of 50,000 topographical maps issued by Geospatial Information Authority of Japan after obtaining the approval of the head of the geospatial Information Authority of Japan.(Approval No. Information copied in the year 2017, No. 1321) * If this map is to be further copied by a third party, approval from the head of the geospatial Information Authority of Japan must be obtained. 1:100,000