diff --git a/class/class.apop.order.php b/class/class.apop.order.php
index 3c90193..1fdf512 100644
--- a/class/class.apop.order.php
+++ b/class/class.apop.order.php
@@ -127,9 +127,9 @@ if ( ! class_exists( 'APOP' ) ) {
 			// ------------------------------------
 			$tax_sort_type        = APOP_UI::input_post_filter( '_apop_tax_sort_type', 'array' );
 			$apop_tax_order_param = APOP_UI::input_post_filter( '_apop_tax_order_param', 'array' );
-			$apop_post_category = APOP_UI::input_post_filter( '_apop_post_category', 'array' );
-			$apop_post_post_tag = APOP_UI::input_post_filter( '_apop_post_post_tag', 'array' );
-			$apop_post_tax      = APOP_UI::input_post_filter( '_apop_post_tax', 'array' );
+			$apop_post_category   = APOP_UI::input_post_filter( '_apop_post_category', 'array' );
+			$apop_post_post_tag   = APOP_UI::input_post_filter( '_apop_post_post_tag', 'array' );
+			$apop_post_tax        = APOP_UI::input_post_filter( '_apop_post_tax', 'array' );
 
 			//カテゴリーのソートタイプ設定
 			if ( $tax_sort_type ) {
diff --git a/util/apop-order-setting.php b/util/apop-order-setting.php
index c390c62..bbb0d64 100644
--- a/util/apop-order-setting.php
+++ b/util/apop-order-setting.php
@@ -1,8 +1,4 @@
 <?php
-/*
- *　Todo: タクソノミーの通常＋カスタムフィールドソート処理の追加
- */
-
 if ( ! defined( 'ABSPATH' ) ) {
 	exit;
 } // Exit if accessed directly
@@ -51,7 +47,7 @@ if ( ! trait_exists( 'APOP_ORDER_SETTING' ) ) {
 			}
 		}
 
-		private function set_per_page( $query, $target, $id = null ) {
+		private static function set_per_page( $target, $id = null ) {
 			$per_page_option = get_option( '_apop_per_page' );
 			if ( is_null( $id ) ) {
 				$per_page_option_data = $per_page_option[ $target ];
@@ -67,10 +63,10 @@ if ( ! trait_exists( 'APOP_ORDER_SETTING' ) ) {
 				return;
 			}
 			if ( $per_page_option_data == 'all' ) {
-				$target = 'search';
+				$per_page_option_data = $per_page_option['search'];;
 			}
 
-			$query->set( 'posts_per_page', $per_page_option_data );
+			return $per_page_option_data;
 		}
 
 		private function set_search_normal_orderby( $query, $type ) {
@@ -80,47 +76,96 @@ if ( ! trait_exists( 'APOP_ORDER_SETTING' ) ) {
 				$query->set( 'meta_query', self::get_all_post_args( '_apop_post_' . $type ) );
 			} else {
 				$apop_order_param = get_option( '_apop_' . $type . '_order_param' );
-				$sort_param       = array( 1 => 'ASC', 2 => 'DESC' );
-				if ( ! $apop_order_param ) {
-					return;
+				$meta_orderby     = self::set_custom_field_orderby( $apop_order_param );
+				if ( isset( $meta_orderby['meta_query'] ) ) {
+					$query->set( 'meta_query', $meta_orderby['meta_query'] );
 				}
-				foreach ( $apop_order_param as $order_col => $orders ) {
-					if ( $orders['use'] == 1 ) {
-						if ( $order_col == 'custom_field' ) {
-							$this->set_custom_filed_sort( $orderby, $query, $order_col, $orders, $sort_param );
-						} else {
-							$orderby[ $order_col ] = $sort_param[ $orders['sort'] ];
-						}
-					}
-				}
-				if ( isset( $orderby ) ) {
-					$query->set(
-						'orderby', $orderby
-					);
+				if ( isset( $meta_orderby['orderby'] ) ) {
+					$query->set( 'orderby', $meta_orderby['orderby'] );
 				}
 			}
-			$this->set_per_page( $query, 'search' );
+			$per_page_option_data = self::set_per_page( 'search' );
+			$query->set( 'posts_per_page', $per_page_option_data );
 		}
 
-		private function set_custom_filed_sort( &$orderby, $query, $order_col, $orders, $sort_param ) {
+		private function set_custom_filed_orderby( $query, $apop_order_param ) {
+			$sort_param = array( 1 => 'ASC', 2 => 'DESC' );
+			if ( ! $apop_order_param ) {
+				return;
+			}
+			foreach ( $apop_order_param as $order_col => $orders ) {
+				if ( $orders['use'] == 1 ) {
+					if ( $order_col == 'custom_field' ) {
+						$sort_meta_key = self::set_custom_filed_sort( $orderby, $order_col, $orders, $sort_param );
+
+					} else {
+						$orderby[ $order_col ] = $sort_param[ $orders['sort'] ];
+					}
+				}
+			}
+
+			if ( isset( $sort_meta_key ) ) {
+				$query->set( 'meta_query', self::get_all_post_args( $sort_meta_key ) );
+			}
+
+			if ( isset( $orderby ) ) {
+				$query->set( 'orderby', $orderby );
+			}
+		}
+
+		private static function set_custom_filed_sort( &$orderby, $order_col, $orders, $sort_param ) {
 			if ( $order_col == 'custom_field' ) {
 				$meta_key                = $orders['field']['meta_key'];
 				$orderby_key             = $orders['field']['value_type'];
 				$orderby_sort            = $orders['sort'];
 				$orderby[ $orderby_key ] = $sort_param[ $orderby_sort ];
-				$query->set( 'meta_query', self::get_all_post_args( $meta_key ) );
+
+				return $meta_key;
 			}
 		}
 
 		private function set_orderby( $query, $id, $target, $order_key ) {
+			$sort_type = self::get_tax_sort_type( $id );
+			if ( $sort_type == 1 ) {
+				$sort_meta_key = self::set_tax_sort_meta_key( $id, $target, $order_key );
+				if ( is_null( $sort_meta_key ) ) {
+					$this->set_search_normal_orderby( $query, 'normal' );
+				} else {
+					$query->set( 'meta_query', self::get_all_post_args( $sort_meta_key ) );
+					$query->set( 'orderby', array( 'meta_value_num' => 'ASC' ) );
+				}
+			} else {
+				$meta_orderby = self::set_tax_custom_field_orderby( $id );
+				if ( isset( $meta_orderby['meta_query'] ) ) {
+					$query->set( 'meta_query', $meta_orderby['meta_query'] );
+				}
+				if ( isset( $meta_orderby['orderby'] ) ) {
+					$query->set( 'orderby', $meta_orderby['orderby'] );
+				}
+			}
+			$per_page_option_data = self::set_per_page( self::get_per_page_tag( $target ), $id );
+			$query->set( 'posts_per_page', $per_page_option_data );
+		}
+
+		private static function get_tax_sort_type( $id ) {
+			$sort_type = get_option( '_apop_tax_sort_type' );
+
+			return $sort_type[ $id ] ?? 1;
+		}
+
+		private static function set_tax_sort_meta_key( $id, $target, $order_key ) {
 			$order_settings = get_option( '_apop_' . $order_key . '_order' );
 			if ( isset( $order_settings['target_cat'][ $id ] ) && $order_settings['target_cat'][ $id ] == 1 ) {
-				$sort_meta_key = '_apop_post_' . $target . '_' . $id;
-				$query->set( 'meta_query', self::get_all_post_args( $sort_meta_key ) );
-				$query->set( 'orderby', array( 'meta_value_num' => 'ASC' ) );
-				$this->set_per_page( $query, self::get_per_page_tag( $target ), $id );
-			} else {
-				self::set_search_normal_orderby( $query, 'normal' );
+				return '_apop_post_' . $target . '_' . $id;
+			}
+
+			return null;
+		}
+
+		private static function set_tax_custom_field_orderby( $id ): array {
+			$tax_order_param = get_option( '_apop_tax_order_param' );
+			if ( isset( $tax_order_param[ $id ] ) ) {
+				return self::set_custom_field_orderby( $tax_order_param[ $id ] );
 			}
 		}
 
@@ -146,7 +191,33 @@ if ( ! trait_exists( 'APOP_ORDER_SETTING' ) ) {
 			);
 		}
 
-		public static function get_normal_orderby() {
+		private static function set_custom_field_orderby( $apop_order_param ): array {
+			$sort_param = array( 1 => 'ASC', 2 => 'DESC' );
+			$meta_query = null;
+			$orderby    = null;
+			foreach ( $apop_order_param as $order_col => $orders ) {
+				if ( $orders['use'] == 1 ) {
+					if ( $order_col == 'custom_field' ) {
+						$sort_meta_key = self::set_custom_filed_sort( $orderby, $order_col, $orders, $sort_param );
+						$meta_query    = self::get_all_post_args( $sort_meta_key );
+					} else {
+						$orderby[ $order_col ] = $sort_param[ $orders['sort'] ];
+					}
+				}
+			}
+
+			return array(
+				'meta_query' => $meta_query,
+				'orderby'    => $orderby
+			);
+		}
+
+		/**
+		 * 通常ページの1ページ表示件数を取得する
+		 * APOP::orderby_normal()
+		 * @return array|null
+		 */
+		public static function orderby_normal() {
 			$apop_order = get_option( '_apop_normal_order' ) ?? 1;
 			if ( $apop_order == 2 ) {
 				return array(
@@ -155,48 +226,78 @@ if ( ! trait_exists( 'APOP_ORDER_SETTING' ) ) {
 				);
 			} else {
 				$apop_order_param = get_option( '_apop_normal_order_param' );
-				$sort_param       = array( 1 => 'ASC', 2 => 'DESC' );
-				foreach ( $apop_order_param as $order_col => $orders ) {
-					if ( $orders['use'] == 1 ) {
-						$orderby[ $order_col ] = $sort_param[ $orders['sort'] ];
-					}
+				$meta_orderby     = self::set_custom_field_orderby( $apop_order_param );
+				if ( is_null( $meta_orderby['meta_query'] ) ) {
+					unset( $meta_orderby['meta_query'] );
 				}
-				if ( isset( $orderby ) ) {
+				if ( is_null( $meta_orderby['orderby'] ) ) {
+					unset( $meta_orderby['orderby'] );
+				}
+
+				return $meta_orderby;
+			}
+
+			return;
+		}
+
+		/**
+		 * カテゴリー、タグ、カスタム分類の1ページ表示件数を取得する
+		 * APOP::orderby_tax([ID, TARGET], );
+		 * [TARGET]
+		 *  cat
+		 *  tag
+		 *  tax
+		 *
+		 * @param $id
+		 * @param $target
+		 *
+		 * @return array
+		 */
+		public static function orderby_tax( $id, $target ) {
+			$sort_type = self::get_tax_sort_type( $id );
+			if ( $sort_type == 1 ) {
+				$order_key = $target;
+				if ( $target == 'tag' ) {
+					$target == 'post_tag';
+				} elseif ( $target = 'cat' ) {
+					$target == 'category';
+				}
+				$sort_meta_key = self::set_tax_sort_meta_key( $id, $target, $order_key );
+				if ( is_null( $sort_meta_key ) ) {
+					return self::orderby_normal();
+				} else {
 					return array(
-						'orderby' => $orderby,
+						'meta_query' => self::get_all_post_args( $sort_meta_key ),
+						'orderby'    => array( 'meta_value_num' => 'ASC' ),
 					);
 				}
-			}
-
-			return null;
-		}
-
-		public static function get_tax_orderby( $id, $target, $order_key ) {
-			$order_settings = get_option( '_apop_' . $order_key . '_order' );
-			if ( isset( $order_settings['target_cat'][ $id ] ) && $order_settings['target_cat'][ $id ] == 1 ) {
-				$sort_meta_key = '_apop_post_' . $target . '_' . $id;
-
-				return array(
-					'meta_key' => $sort_meta_key,
-					'orderby'  => array( 'meta_value_num' => 'ASC' )
-				);
 			} else {
-				return self::get_normal_orderby();
+				return self::set_tax_custom_field_orderby( $id );
 			}
 
+			return;
 		}
 
-		public static function get_per_page( $target ) {
-			$per_page_option = get_option( '_apop_per_page' );
-			if ( ! isset( $per_page_option ) ) {
-				return;
-			}
-			if ( $per_page_option == 'default' ) {
-				return;
+		/**
+		 *
+		 * 1ページ表示件数を取得する
+		 * APOP::per_page(ID, [TARGET]);
+		 * [TARGET]
+		 *  cat
+		 *  tag
+		 *  tax
+		 *
+		 * @param string $target
+		 * @param null $id
+		 *
+		 * @return array
+		 */
+		public static function per_page( $id = null, string $target = 'search' ) {
+			if ( $target == 'cat' ) {
+				$target = 'category';
 			}
 
-			return array( 'posts_per_page' => $per_page_option );
+			return array( 'posts_per_page' => self::set_per_page( $target, $id ) );
 		}
-
 	}
 }