{"id":4242,"date":"2022-06-09T15:33:07","date_gmt":"2022-06-09T06:33:07","guid":{"rendered":"https:\/\/www.nikko-company.co.jp\/?post_type=post_water-creation&#038;p=4242"},"modified":"2025-06-30T13:12:53","modified_gmt":"2025-06-30T04:12:53","slug":"joukaou-x","status":"publish","type":"post_water-creation","link":"https:\/\/www.nikko-company.co.jp\/en\/watercreation-environment\/johkasou\/joukaou-x\/","title":{"rendered":"Johkaou\u03c7 Supporting 5 to 21 people"},"content":{"rendered":"\n<div class=\"l-section wp-block-bhw-wp-blocks-wrapper l-wrapper u-stack-8 m:u-stack-12\">\n<div class=\"l-row__outer\"><div class=\"l-row wp-block-bhw-wp-blocks-column-row\">\n<div class=\"l-col _col-12 m:_col-6 wp-block-bhw-wp-blocks-column-col\">\n<figure class=\"wp-block-image size-full c-image _full\"><img loading=\"lazy\" decoding=\"async\" width=\"690\" height=\"935\" src=\"http:\/\/www.nikko-company.co.jp\/wp\/wp-content\/uploads\/2023\/06\/Johkaoux_left-1.jpg\" alt=\"\" class=\"wp-image-4907\" srcset=\"https:\/\/www.nikko-company.co.jp\/wp\/wp-content\/uploads\/2023\/06\/Johkaoux_left-1.jpg 690w, https:\/\/www.nikko-company.co.jp\/wp\/wp-content\/uploads\/2023\/06\/Johkaoux_left-1-339x460.jpg 339w\" sizes=\"auto, (max-width: 690px) 100vw, 690px\" \/><\/figure>\n<\/div>\n\n\n\n<div class=\"l-col _col-12 m:_col-6 wp-block-bhw-wp-blocks-column-col\">\n<figure class=\"wp-block-image size-full c-image _full\"><img loading=\"lazy\" decoding=\"async\" width=\"690\" height=\"836\" src=\"https:\/\/www.nikko-company.co.jp\/wp\/wp-content\/uploads\/2024\/09\/Johkaoux_right02.jpg\" alt=\"\" class=\"wp-image-7869\"\/><\/figure>\n<\/div>\n<\/div><\/div>\n\n\n<div class=\"lazyblock-page-anchors-GpCeM wp-block-lazyblock-page-anchors\"><div class=\"c-page-anchors\">\n  <div class=\"c-page-anchors__inner\">\n    <ul class=\"c-page-anchors__items\">\n      <li class=\"c-page-anchors__item\"><a class=\"c-page-anchors__link\" href=\"#feature\"><span class=\"inner\"><span>Features<\/span><\/span><\/a><\/li>\n      <li class=\"c-page-anchors__item\"><a class=\"c-page-anchors__link\" href=\"#specifications\"><span class=\"inner\"><span>Specifications<\/span><\/span><\/a><\/li>\n      <li class=\"c-page-anchors__item\"><a class=\"c-page-anchors__link\" href=\"#example\"><span class=\"inner\"><span>Drawing example<\/span><\/span><\/a><\/li>\n    <\/ul>\n  <\/div>\n<\/div><\/div><\/div>\n\n\n\n<section class=\"l-section wp-block-bhw-wp-blocks-wrapper l-wrapper\">\n<h2 class=\"wp-block-heading c-heading _h2\" id=\"feature\">Features<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Advanced, More Stable Treatment Beyond Conventional Johkaou Systems<\/strong><\/h3>\n\n\n\n<p>The Johkaou\u03c7 employs biofiltration, similar to conventional Johkaou systems, to produce highly clarified treated water.<br>Its use of proprietary porous plastic media enhances microorganism retention, enabling stable advanced treatment with T-N concentrations as low as 10 mg\/L.<br>As a result, this system significantly helps prevent eutrophication in oceans, lakes, and rivers, and contributes to the overall health of aquatic environments.<\/p>\n<\/section>\n\n\n\n<section class=\"l-section wp-block-bhw-wp-blocks-wrapper l-wrapper\">\n<h2 class=\"wp-block-heading c-heading _h2\" id=\"Specifications\">Specifications<\/h2>\n\n\n\n<figure class=\"wp-block-flexible-table-block-table is-scroll-on-mobile is-style-stripes\"><table class=\"has-fixed-layout\"><tbody><tr><th colspan=\"2\" style=\"text-align:center\">Model<\/th><th style=\"text-align:center\">Johkaou\u03c7<br>-5<\/th><th style=\"text-align:center\">Johkaou\u03c7<br>-7<\/th><th style=\"text-align:center\">Johkaou\u03c7<br>-10<\/th><th style=\"text-align:center\">Johkaou\u03c7<br>-14<\/th><th style=\"text-align:center\">Johkaou\u03c7<br>-16<\/th><th style=\"text-align:center\">Johkaou\u03c7<br>-18<\/th><th style=\"text-align:center\">Johkaou\u03c7<br>-21<\/th><\/tr><tr><td colspan=\"2\" style=\"text-align:center\">Number of Users for Design<\/td><td style=\"text-align:center\">5<\/td><td style=\"text-align:center\">7<\/td><td style=\"text-align:center\">10<\/td><td style=\"text-align:center\">14<\/td><td style=\"text-align:center\">16<\/td><td style=\"text-align:center\">18<\/td><td style=\"text-align:center\">21<\/td><\/tr><tr><td colspan=\"2\" style=\"text-align:center\">Average daily wastewater inflow (\u33a5\/day)<\/td><td style=\"text-align:center\">1.0<\/td><td style=\"text-align:center\">1.4<\/td><td style=\"text-align:center\">2.0<\/td><td style=\"text-align:center\">2.8<\/td><td style=\"text-align:center\">3.2<\/td><td style=\"text-align:center\">3.6<\/td><td style=\"text-align:center\">4.2<\/td><\/tr><tr><td rowspan=\"7\" style=\"text-align:center\">Capacity<br>(\u33a5)<\/td><td style=\"text-align:center\">Solid\/liquid<br>separation chamber<\/td><td style=\"text-align:center\">1.055<\/td><td style=\"text-align:center\">1.508<\/td><td style=\"text-align:center\">2.218<\/td><td style=\"text-align:center\">3.167<\/td><td colspan=\"2\" style=\"text-align:center\">3.784<\/td><td style=\"text-align:center\">4.503<\/td><\/tr><tr><td style=\"text-align:center\">Anaerobic filter bed chamber<\/td><td style=\"text-align:center\">1.052<\/td><td style=\"text-align:center\">1.511<\/td><td style=\"text-align:center\">2.223<\/td><td style=\"text-align:center\">3.164<\/td><td colspan=\"2\" style=\"text-align:center\">3.781<\/td><td style=\"text-align:center\">4.502<\/td><\/tr><tr><td style=\"text-align:center\">Carrier flow chamber<\/td><td style=\"text-align:center\">0.526<\/td><td style=\"text-align:center\">0.767<\/td><td style=\"text-align:center\">1.057<\/td><td style=\"text-align:center\">1.575<\/td><td colspan=\"2\" style=\"text-align:center\">1.902<\/td><td style=\"text-align:center\">2.259<\/td><\/tr><tr><td style=\"text-align:center\">Biofiltration chamber<\/td><td style=\"text-align:center\">0.178<\/td><td style=\"text-align:center\">0.252<\/td><td style=\"text-align:center\">0.366<\/td><td style=\"text-align:center\">0.538<\/td><td colspan=\"2\" style=\"text-align:center\">0.646<\/td><td style=\"text-align:center\">0.752<\/td><\/tr><tr><td style=\"text-align:center\">Treated water chamber<\/td><td style=\"text-align:center\">0.118<\/td><td style=\"text-align:center\">0.167<\/td><td style=\"text-align:center\">0.256<\/td><td style=\"text-align:center\">0.416<\/td><td colspan=\"2\" style=\"text-align:center\">0.500<\/td><td style=\"text-align:center\">0.536<\/td><\/tr><tr><td style=\"text-align:center\">Disinfection chamber<\/td><td style=\"text-align:center\">0.015<\/td><td style=\"text-align:center\">0.021<\/td><td style=\"text-align:center\">0.038<\/td><td colspan=\"3\" style=\"text-align:center\">0.067<\/td><td style=\"text-align:center\">0.104<\/td><\/tr><tr><td style=\"text-align:center\">Total capacity<\/td><td style=\"text-align:center\">2.944<\/td><td style=\"text-align:center\">4.266<\/td><td style=\"text-align:center\">6.158<\/td><td style=\"text-align:center\">8.927<\/td><td colspan=\"2\" style=\"text-align:center\">10.680<\/td><td style=\"text-align:center\">12.656<\/td><\/tr><tr><td rowspan=\"5\" style=\"text-align:center\">Dimensions<br>(\u339c)<\/td><td style=\"text-align:center\">Overall length (L)<\/td><td style=\"text-align:center\">2,580<\/td><td style=\"text-align:center\">2,830<\/td><td style=\"text-align:center\">3,020<\/td><td style=\"text-align:center\">3,795<\/td><td colspan=\"2\" style=\"text-align:center\">4,470<\/td><td style=\"text-align:center\">4,190<\/td><\/tr><tr><td style=\"text-align:center\">Overall width (W)<\/td><td style=\"text-align:center\">1,130<\/td><td style=\"text-align:center\">1,480<\/td><td style=\"text-align:center\">1,640<\/td><td colspan=\"3\" style=\"text-align:center\">1,860<\/td><td style=\"text-align:center\">2,250<\/td><\/tr><tr><td style=\"text-align:center\">Overall height (H)<\/td><td colspan=\"2\" style=\"text-align:center\">1,600<\/td><td style=\"text-align:center\">2,090<\/td><td colspan=\"3\" style=\"text-align:center\">2,090<\/td><td style=\"text-align:center\">2,290<\/td><\/tr><tr><td style=\"text-align:center\">Inflow pipe base (A)<\/td><td colspan=\"2\" style=\"text-align:center\">260<\/td><td style=\"text-align:center\">400<\/td><td colspan=\"3\" style=\"text-align:center\">400<\/td><td style=\"text-align:center\">500<\/td><\/tr><tr><td style=\"text-align:center\">Outflow pipe base (B)<\/td><td colspan=\"2\" style=\"text-align:center\">300<\/td><td style=\"text-align:center\">450<\/td><td colspan=\"3\" style=\"text-align:center\">450<\/td><td style=\"text-align:center\">550<\/td><\/tr><tr><td colspan=\"2\" style=\"text-align:center\">Manhole diameter (mm) &amp; Number used<\/td><td colspan=\"3\" style=\"text-align:center\">\u03a6450\u00d72,\u03a6600\u00d71<\/td><td colspan=\"4\" style=\"text-align:center\">\u03a6450\u00d73,\u03a6600\u00d71<\/td><\/tr><tr><td colspan=\"2\" style=\"text-align:center\">Blower flow rate (\u2113\/min)<\/td><td style=\"text-align:center\">70<\/td><td style=\"text-align:center\">90<\/td><td style=\"text-align:center\">120<\/td><td colspan=\"3\" style=\"text-align:center\">200<\/td><td style=\"text-align:center\">250<\/td><\/tr><tr><td colspan=\"2\" style=\"text-align:center\">Standard mass of apparatus (kg)<\/td><td style=\"text-align:center\">258<\/td><td style=\"text-align:center\">350<\/td><td style=\"text-align:center\">580<\/td><td style=\"text-align:center\">800<\/td><td colspan=\"2\" style=\"text-align:center\">920<\/td><td style=\"text-align:center\">1,120<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/section>\n\n\n\n<section class=\"l-section wp-block-bhw-wp-blocks-wrapper l-wrapper\">\n<h2 class=\"wp-block-heading c-heading _h2\" id=\"example\">Drawing example<\/h2>\n\n\n\n<div class=\"l-row__outer\"><div class=\"l-row wp-block-bhw-wp-blocks-column-row\">\n<div class=\"l-col _col-12 m:_col-6 wp-block-bhw-wp-blocks-column-col\">\n<figure class=\"wp-block-image size-full c-image _full\"><img loading=\"lazy\" decoding=\"async\" width=\"621\" height=\"294\" src=\"http:\/\/www.nikko-company.co.jp\/wp\/wp-content\/uploads\/2023\/06\/johkaoux-draw1.png\" alt=\"\" class=\"wp-image-4246\" srcset=\"https:\/\/www.nikko-company.co.jp\/wp\/wp-content\/uploads\/2023\/06\/johkaoux-draw1.png 621w, https:\/\/www.nikko-company.co.jp\/wp\/wp-content\/uploads\/2023\/06\/johkaoux-draw1-460x218.png 460w\" sizes=\"auto, (max-width: 621px) 100vw, 621px\" \/><\/figure>\n<\/div>\n\n\n\n<div class=\"l-col _col-12 m:_col-6 wp-block-bhw-wp-blocks-column-col\">\n<figure class=\"wp-block-image size-full c-image _full\"><img loading=\"lazy\" decoding=\"async\" width=\"650\" height=\"299\" src=\"http:\/\/www.nikko-company.co.jp\/wp\/wp-content\/uploads\/2023\/06\/johkaoux-draw2.png\" alt=\"\" class=\"wp-image-4247\" srcset=\"https:\/\/www.nikko-company.co.jp\/wp\/wp-content\/uploads\/2023\/06\/johkaoux-draw2.png 650w, https:\/\/www.nikko-company.co.jp\/wp\/wp-content\/uploads\/2023\/06\/johkaoux-draw2-460x212.png 460w\" sizes=\"auto, (max-width: 650px) 100vw, 650px\" \/><\/figure>\n<\/div>\n<\/div><\/div>\n<\/section>\n\n\n\n<section class=\"l-section wp-block-bhw-wp-blocks-wrapper l-wrapper\"><\/section>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"","protected":false},"featured_media":0,"parent":4192,"menu_order":39,"template":"single_watercreation-environment-details.php","format":"standard","class_list":["post-4242","post_water-creation","type-post_water-creation","status-publish","format-standard","hentry","en-US"],"_links":{"self":[{"href":"https:\/\/www.nikko-company.co.jp\/wp-json\/wp\/v2\/post_water-creation\/4242","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.nikko-company.co.jp\/wp-json\/wp\/v2\/post_water-creation"}],"about":[{"href":"https:\/\/www.nikko-company.co.jp\/wp-json\/wp\/v2\/types\/post_water-creation"}],"version-history":[{"count":9,"href":"https:\/\/www.nikko-company.co.jp\/wp-json\/wp\/v2\/post_water-creation\/4242\/revisions"}],"predecessor-version":[{"id":8739,"href":"https:\/\/www.nikko-company.co.jp\/wp-json\/wp\/v2\/post_water-creation\/4242\/revisions\/8739"}],"up":[{"embeddable":true,"href":"https:\/\/www.nikko-company.co.jp\/wp-json\/wp\/v2\/post_water-creation\/4192"}],"wp:attachment":[{"href":"https:\/\/www.nikko-company.co.jp\/wp-json\/wp\/v2\/media?parent=4242"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}