diff --git a/packages/frontend/src/components/MkContextMenu.vue b/packages/frontend/src/components/MkContextMenu.vue
index 5ca3c77fb2..a807742bb9 100644
--- a/packages/frontend/src/components/MkContextMenu.vue
+++ b/packages/frontend/src/components/MkContextMenu.vue
@@ -47,12 +47,12 @@ onMounted(() => {
 	const width = rootEl.value!.offsetWidth;
 	const height = rootEl.value!.offsetHeight;
 
-	if (left + width - window.pageXOffset >= (window.innerWidth - SCROLLBAR_THICKNESS)) {
-		left = (window.innerWidth - SCROLLBAR_THICKNESS) - width + window.pageXOffset;
+	if (left + width - window.scrollX >= (window.innerWidth - SCROLLBAR_THICKNESS)) {
+		left = (window.innerWidth - SCROLLBAR_THICKNESS) - width + window.scrollX;
 	}
 
-	if (top + height - window.pageYOffset >= (window.innerHeight - SCROLLBAR_THICKNESS)) {
-		top = (window.innerHeight - SCROLLBAR_THICKNESS) - height + window.pageYOffset;
+	if (top + height - window.scrollY >= (window.innerHeight - SCROLLBAR_THICKNESS)) {
+		top = (window.innerHeight - SCROLLBAR_THICKNESS) - height + window.scrollY;
 	}
 
 	if (top < 0) {
diff --git a/packages/frontend/src/components/MkModal.vue b/packages/frontend/src/components/MkModal.vue
index 40e67fb4e0..eb240da759 100644
--- a/packages/frontend/src/components/MkModal.vue
+++ b/packages/frontend/src/components/MkModal.vue
@@ -175,8 +175,8 @@ const align = () => {
 	let left;
 	let top;
 
-	const x = srcRect.left + (fixed.value ? 0 : window.pageXOffset);
-	const y = srcRect.top + (fixed.value ? 0 : window.pageYOffset);
+	const x = srcRect.left + (fixed.value ? 0 : window.scrollX);
+	const y = srcRect.top + (fixed.value ? 0 : window.scrollY);
 
 	if (props.anchor.x === 'center') {
 		left = x + (props.src.offsetWidth / 2) - (width / 2);
@@ -220,24 +220,24 @@ const align = () => {
 		}
 	} else {
 		// 画面から横にはみ出る場合
-		if (left + width - window.pageXOffset > (window.innerWidth - SCROLLBAR_THICKNESS)) {
-			left = (window.innerWidth - SCROLLBAR_THICKNESS) - width + window.pageXOffset - 1;
+		if (left + width - window.scrollX > (window.innerWidth - SCROLLBAR_THICKNESS)) {
+			left = (window.innerWidth - SCROLLBAR_THICKNESS) - width + window.scrollX - 1;
 		}
 
-		const underSpace = ((window.innerHeight - SCROLLBAR_THICKNESS) - MARGIN) - (top - window.pageYOffset);
+		const underSpace = ((window.innerHeight - SCROLLBAR_THICKNESS) - MARGIN) - (top - window.scrollY);
 		const upperSpace = (srcRect.top - MARGIN);
 
 		// 画面から縦にはみ出る場合
-		if (top + height - window.pageYOffset > ((window.innerHeight - SCROLLBAR_THICKNESS) - MARGIN)) {
+		if (top + height - window.scrollY > ((window.innerHeight - SCROLLBAR_THICKNESS) - MARGIN)) {
 			if (props.noOverlap && props.anchor.x === 'center') {
 				if (underSpace >= (upperSpace / 3)) {
 					maxHeight.value = underSpace;
 				} else {
 					maxHeight.value = upperSpace;
-					top = window.pageYOffset + ((upperSpace + MARGIN) - height);
+					top = window.scrollY + ((upperSpace + MARGIN) - height);
 				}
 			} else {
-				top = ((window.innerHeight - SCROLLBAR_THICKNESS) - MARGIN) - height + window.pageYOffset - 1;
+				top = ((window.innerHeight - SCROLLBAR_THICKNESS) - MARGIN) - height + window.scrollY - 1;
 			}
 		} else {
 			maxHeight.value = underSpace;
@@ -255,15 +255,15 @@ const align = () => {
 	let transformOriginX = 'center';
 	let transformOriginY = 'center';
 
-	if (top >= srcRect.top + props.src.offsetHeight + (fixed.value ? 0 : window.pageYOffset)) {
+	if (top >= srcRect.top + props.src.offsetHeight + (fixed.value ? 0 : window.scrollY)) {
 		transformOriginY = 'top';
-	} else if ((top + height) <= srcRect.top + (fixed.value ? 0 : window.pageYOffset)) {
+	} else if ((top + height) <= srcRect.top + (fixed.value ? 0 : window.scrollY)) {
 		transformOriginY = 'bottom';
 	}
 
-	if (left >= srcRect.left + props.src.offsetWidth + (fixed.value ? 0 : window.pageXOffset)) {
+	if (left >= srcRect.left + props.src.offsetWidth + (fixed.value ? 0 : window.scrollX)) {
 		transformOriginX = 'left';
-	} else if ((left + width) <= srcRect.left + (fixed.value ? 0 : window.pageXOffset)) {
+	} else if ((left + width) <= srcRect.left + (fixed.value ? 0 : window.scrollX)) {
 		transformOriginX = 'right';
 	}
 
diff --git a/packages/frontend/src/components/MkUrlPreviewPopup.vue b/packages/frontend/src/components/MkUrlPreviewPopup.vue
index cf75064be7..e972973dba 100644
--- a/packages/frontend/src/components/MkUrlPreviewPopup.vue
+++ b/packages/frontend/src/components/MkUrlPreviewPopup.vue
@@ -33,8 +33,8 @@ const left = ref(0);
 
 onMounted(() => {
 	const rect = props.source.getBoundingClientRect();
-	const x = Math.max((rect.left + (props.source.offsetWidth / 2)) - (300 / 2), 6) + window.pageXOffset;
-	const y = rect.top + props.source.offsetHeight + window.pageYOffset;
+	const x = Math.max((rect.left + (props.source.offsetWidth / 2)) - (300 / 2), 6) + window.scrollX;
+	const y = rect.top + props.source.offsetHeight + window.scrollY;
 
 	top.value = y;
 	left.value = x;
diff --git a/packages/frontend/src/components/MkUserPopup.vue b/packages/frontend/src/components/MkUserPopup.vue
index fb1a8f4fdc..41b27a1afb 100644
--- a/packages/frontend/src/components/MkUserPopup.vue
+++ b/packages/frontend/src/components/MkUserPopup.vue
@@ -106,8 +106,8 @@ onMounted(() => {
 	}
 
 	const rect = props.source.getBoundingClientRect();
-	const x = ((rect.left + (props.source.offsetWidth / 2)) - (300 / 2)) + window.pageXOffset;
-	const y = rect.top + props.source.offsetHeight + window.pageYOffset;
+	const x = ((rect.left + (props.source.offsetWidth / 2)) - (300 / 2)) + window.scrollX;
+	const y = rect.top + props.source.offsetHeight + window.scrollY;
 
 	top.value = y;
 	left.value = x;
diff --git a/packages/frontend/src/scripts/popup-position.ts b/packages/frontend/src/scripts/popup-position.ts
index 8c9e3c02c3..3dad41a8b3 100644
--- a/packages/frontend/src/scripts/popup-position.ts
+++ b/packages/frontend/src/scripts/popup-position.ts
@@ -26,8 +26,8 @@ export function calcPopupPosition(el: HTMLElement, props: {
 		let top: number;
 
 		if (props.anchorElement) {
-			left = rect.left + window.pageXOffset + (props.anchorElement.offsetWidth / 2);
-			top = (rect.top + window.pageYOffset - contentHeight) - props.innerMargin;
+			left = rect.left + window.scrollX + (props.anchorElement.offsetWidth / 2);
+			top = (rect.top + window.scrollY - contentHeight) - props.innerMargin;
 		} else {
 			left = props.x;
 			top = (props.y - contentHeight) - props.innerMargin;
@@ -35,8 +35,8 @@ export function calcPopupPosition(el: HTMLElement, props: {
 
 		left -= (el.offsetWidth / 2);
 
-		if (left + contentWidth - window.pageXOffset > window.innerWidth) {
-			left = window.innerWidth - contentWidth + window.pageXOffset - 1;
+		if (left + contentWidth - window.scrollX > window.innerWidth) {
+			left = window.innerWidth - contentWidth + window.scrollX - 1;
 		}
 
 		return [left, top];
@@ -47,8 +47,8 @@ export function calcPopupPosition(el: HTMLElement, props: {
 		let top: number;
 
 		if (props.anchorElement) {
-			left = rect.left + window.pageXOffset + (props.anchorElement.offsetWidth / 2);
-			top = (rect.top + window.pageYOffset + props.anchorElement.offsetHeight) + props.innerMargin;
+			left = rect.left + window.scrollX + (props.anchorElement.offsetWidth / 2);
+			top = (rect.top + window.scrollY + props.anchorElement.offsetHeight) + props.innerMargin;
 		} else {
 			left = props.x;
 			top = (props.y) + props.innerMargin;
@@ -56,8 +56,8 @@ export function calcPopupPosition(el: HTMLElement, props: {
 
 		left -= (el.offsetWidth / 2);
 
-		if (left + contentWidth - window.pageXOffset > window.innerWidth) {
-			left = window.innerWidth - contentWidth + window.pageXOffset - 1;
+		if (left + contentWidth - window.scrollX > window.innerWidth) {
+			left = window.innerWidth - contentWidth + window.scrollX - 1;
 		}
 
 		return [left, top];
@@ -68,8 +68,8 @@ export function calcPopupPosition(el: HTMLElement, props: {
 		let top: number;
 
 		if (props.anchorElement) {
-			left = (rect.left + window.pageXOffset - contentWidth) - props.innerMargin;
-			top = rect.top + window.pageYOffset + (props.anchorElement.offsetHeight / 2);
+			left = (rect.left + window.scrollX - contentWidth) - props.innerMargin;
+			top = rect.top + window.scrollY + (props.anchorElement.offsetHeight / 2);
 		} else {
 			left = (props.x - contentWidth) - props.innerMargin;
 			top = props.y;
@@ -77,8 +77,8 @@ export function calcPopupPosition(el: HTMLElement, props: {
 
 		top -= (el.offsetHeight / 2);
 
-		if (top + contentHeight - window.pageYOffset > window.innerHeight) {
-			top = window.innerHeight - contentHeight + window.pageYOffset - 1;
+		if (top + contentHeight - window.scrollY > window.innerHeight) {
+			top = window.innerHeight - contentHeight + window.scrollY - 1;
 		}
 
 		return [left, top];
@@ -89,15 +89,15 @@ export function calcPopupPosition(el: HTMLElement, props: {
 		let top: number;
 
 		if (props.anchorElement) {
-			left = (rect.left + props.anchorElement.offsetWidth + window.pageXOffset) + props.innerMargin;
+			left = (rect.left + props.anchorElement.offsetWidth + window.scrollX) + props.innerMargin;
 
 			if (props.align === 'top') {
-				top = rect.top + window.pageYOffset;
+				top = rect.top + window.scrollY;
 				if (props.alignOffset != null) top += props.alignOffset;
 			} else if (props.align === 'bottom') {
 				// TODO
 			} else { // center
-				top = rect.top + window.pageYOffset + (props.anchorElement.offsetHeight / 2);
+				top = rect.top + window.scrollY + (props.anchorElement.offsetHeight / 2);
 				top -= (el.offsetHeight / 2);
 			}
 		} else {
@@ -106,8 +106,8 @@ export function calcPopupPosition(el: HTMLElement, props: {
 			top -= (el.offsetHeight / 2);
 		}
 
-		if (top + contentHeight - window.pageYOffset > window.innerHeight) {
-			top = window.innerHeight - contentHeight + window.pageYOffset - 1;
+		if (top + contentHeight - window.scrollY > window.innerHeight) {
+			top = window.innerHeight - contentHeight + window.scrollY - 1;
 		}
 
 		return [left, top];
@@ -123,7 +123,7 @@ export function calcPopupPosition(el: HTMLElement, props: {
 				const [left, top] = calcPosWhenTop();
 
 				// ツールチップを上に向かって表示するスペースがなければ下に向かって出す
-				if (top - window.pageYOffset < 0) {
+				if (top - window.scrollY < 0) {
 					const [left, top] = calcPosWhenBottom();
 					return { left, top, transformOrigin: 'center top' };
 				}
@@ -141,7 +141,7 @@ export function calcPopupPosition(el: HTMLElement, props: {
 				const [left, top] = calcPosWhenLeft();
 
 				// ツールチップを左に向かって表示するスペースがなければ右に向かって出す
-				if (left - window.pageXOffset < 0) {
+				if (left - window.scrollX < 0) {
 					const [left, top] = calcPosWhenRight();
 					return { left, top, transformOrigin: 'left center' };
 				}
diff --git a/packages/frontend/src/scripts/use-chart-tooltip.ts b/packages/frontend/src/scripts/use-chart-tooltip.ts
index 7e4bf5c9c6..bed221a622 100644
--- a/packages/frontend/src/scripts/use-chart-tooltip.ts
+++ b/packages/frontend/src/scripts/use-chart-tooltip.ts
@@ -53,11 +53,11 @@ export function useChartTooltip(opts: { position: 'top' | 'middle' } = { positio
 		const rect = context.chart.canvas.getBoundingClientRect();
 
 		tooltipShowing.value = true;
-		tooltipX.value = rect.left + window.pageXOffset + context.tooltip.caretX;
+		tooltipX.value = rect.left + window.scrollX + context.tooltip.caretX;
 		if (opts.position === 'top') {
-			tooltipY.value = rect.top + window.pageYOffset;
+			tooltipY.value = rect.top + window.scrollY;
 		} else if (opts.position === 'middle') {
-			tooltipY.value = rect.top + window.pageYOffset + context.tooltip.caretY;
+			tooltipY.value = rect.top + window.scrollY + context.tooltip.caretY;
 		}
 	}