diff --git a/bin/install.ps1 b/bin/install.ps1
index 5cc5c5e..72cda8c 100644
--- a/bin/install.ps1
+++ b/bin/install.ps1
@@ -1,23 +1,15 @@
 #!/usr/bin/pwsh
 # dotfiles install script for Windows
+# Execute
+#  Set-ExecutionPolicy RemoteSigned -Scope CurrentUser
+# first to run pwsh scripts
 
 # check administration role
-$currentPrincipal = New-Object Security.Principal.WindowsPrincipal([Security.Principal.WindowsIdentity]::GetCurrent())
-$bool_admin = $currentPrincipal.IsInRole([Security.Principal.WindowsBuiltInRole]::Administrator)
-if (!$bool_admin) {
-  Write-Warning -Message "require Admin privilage
-  please run as Administrator"
-  exit 1
-}
+#Requires -RunAsAdministrator
 
 # check pwsh version
 # ≧ 7
-if ($PSVersionTable.PSVersion.Major -lt 7) {
-  Write-Warning -Message "pwsh version must be greater than 7
-  please install powershell 7 (Core)
-  you can install via winget"
-  exit 1
-}
+#Requires -Version 7
 
 # check working directory
 if (!(
@@ -35,6 +27,17 @@ Write-Output "Pscx"
 Install-Module -Name Pscx -AllowPrerelease
 Write-Output "z"
 Install-Module -Name z
+Install-Module -Name PSFzf -RequiredVersion 2.5.10
+
+# install scoop
+if(!(Get-Command scoop -ErrorAction SilentlyContinue)) {
+  Write-Output "Installing scoop..."
+  irm get.scoop.sh | iex
+}
+# install basic scoop apps
+# import from exported json file
+# to update the json file, execute ./bin/scoop_apps/update_scoop_list.ps1
+scoop import .\bin\scoop_apps\scoop_minimal_apps.json
 
 
 # make symbolic links
diff --git a/bin/scoop_apps/scoop_apps.json b/bin/scoop_apps/scoop_apps.json
new file mode 100644
index 0000000..3ffae3d
--- /dev/null
+++ b/bin/scoop_apps/scoop_apps.json
@@ -0,0 +1,144 @@
+{
+    "apps": [
+        {
+            "Updated": "2022-09-24T06:50:10.362148+09:00",
+            "Info": "",
+            "Source": "main",
+            "Name": "7zip",
+            "Version": "22.01"
+        },
+        {
+            "Updated": "2022-09-24T06:45:30.615827+09:00",
+            "Info": "",
+            "Source": "main",
+            "Name": "bat",
+            "Version": "0.22.1"
+        },
+        {
+            "Updated": "2022-09-26T04:52:36.3416759+09:00",
+            "Info": "",
+            "Source": "main",
+            "Name": "ffmpeg",
+            "Version": "5.1.1"
+        },
+        {
+            "Updated": "2022-09-23T17:54:45.7302151+09:00",
+            "Info": "",
+            "Source": "main",
+            "Name": "fzf",
+            "Version": "0.33.0"
+        },
+        {
+            "Updated": "2022-09-25T00:18:14.5435972+09:00",
+            "Info": "",
+            "Source": "main",
+            "Name": "gcc",
+            "Version": "11.2.0"
+        },
+        {
+            "Updated": "2022-09-24T06:50:11.9515886+09:00",
+            "Info": "",
+            "Source": "main",
+            "Name": "grep",
+            "Version": "3.7"
+        },
+        {
+            "Updated": "2022-09-24T06:43:31.7789266+09:00",
+            "Info": "",
+            "Source": "main",
+            "Name": "hexyl",
+            "Version": "0.10.0"
+        },
+        {
+            "Updated": "2022-09-27T19:03:11.6544132+09:00",
+            "Info": "",
+            "Source": "main",
+            "Name": "innounp",
+            "Version": "0.50"
+        },
+        {
+            "Updated": "2022-09-27T07:30:16.5298145+09:00",
+            "Info": "",
+            "Source": "main",
+            "Name": "jid",
+            "Version": "0.7.6"
+        },
+        {
+            "Updated": "2022-09-27T07:29:37.5227478+09:00",
+            "Info": "",
+            "Source": "main",
+            "Name": "jq",
+            "Version": "1.6"
+        },
+        {
+            "Updated": "2022-09-23T17:59:11.0595712+09:00",
+            "Info": "",
+            "Source": "main",
+            "Name": "less",
+            "Version": "608"
+        },
+        {
+            "Updated": "2022-09-27T08:37:26.471311+09:00",
+            "Info": "",
+            "Source": "main",
+            "Name": "lua",
+            "Version": "5.4.2"
+        },
+        {
+            "Updated": "2022-09-25T00:17:18.2293504+09:00",
+            "Info": "",
+            "Source": "main",
+            "Name": "make",
+            "Version": "4.3"
+        },
+        {
+            "Updated": "2022-09-27T19:03:31.678283+09:00",
+            "Info": "",
+            "Source": "main",
+            "Name": "r",
+            "Version": "4.2.1"
+        },
+        {
+            "Updated": "2022-09-28T23:47:33.9083455+09:00",
+            "Info": "",
+            "Source": "extras",
+            "Name": "scoop-completion",
+            "Version": "0.2.3"
+        },
+        {
+            "Updated": "2022-09-27T07:27:52.6696127+09:00",
+            "Info": "",
+            "Source": "extras",
+            "Name": "spacesniffer",
+            "Version": "1.3.0.2"
+        },
+        {
+            "Updated": "2022-09-22T23:40:06.1651065+09:00",
+            "Info": "",
+            "Source": "main",
+            "Name": "sudo",
+            "Version": "0.2020.01.26"
+        },
+        {
+            "Updated": "2022-09-24T06:53:20.806641+09:00",
+            "Info": "",
+            "Source": "main",
+            "Name": "ugrep",
+            "Version": "3.9.2"
+        }
+    ],
+    "buckets": [
+        {
+            "Name": "extras",
+            "Source": "https://github.com/ScoopInstaller/Extras",
+            "Updated": "2022-09-28T21:31:14+09:00",
+            "Manifests": 1691
+        },
+        {
+            "Name": "main",
+            "Source": "https://github.com/ScoopInstaller/Main",
+            "Updated": "2022-09-28T21:32:26+09:00",
+            "Manifests": 1091
+        }
+    ]
+}
diff --git a/bin/scoop_apps/scoop_minimal_apps.json b/bin/scoop_apps/scoop_minimal_apps.json
new file mode 100644
index 0000000..fd88203
--- /dev/null
+++ b/bin/scoop_apps/scoop_minimal_apps.json
@@ -0,0 +1,74 @@
+{
+  "apps": [
+    {
+      "Updated": "2022-09-24T06:50:10.362148+09:00",
+      "Info": "",
+      "Source": "main",
+      "Name": "7zip",
+      "Version": "22.01"
+    },
+    {
+      "Updated": "2022-09-24T06:45:30.615827+09:00",
+      "Info": "",
+      "Source": "main",
+      "Name": "bat",
+      "Version": "0.22.1"
+    },
+    {
+      "Updated": "2022-09-23T17:54:45.7302151+09:00",
+      "Info": "",
+      "Source": "main",
+      "Name": "fzf",
+      "Version": "0.33.0"
+    },
+    {
+      "Updated": "2022-09-24T06:50:11.9515886+09:00",
+      "Info": "",
+      "Source": "main",
+      "Name": "grep",
+      "Version": "3.7"
+    },
+    {
+      "Updated": "2022-09-24T06:43:31.7789266+09:00",
+      "Info": "",
+      "Source": "main",
+      "Name": "hexyl",
+      "Version": "0.10.0"
+    },
+    {
+      "Updated": "2022-09-23T17:59:11.0595712+09:00",
+      "Info": "",
+      "Source": "main",
+      "Name": "less",
+      "Version": "608"
+    },
+    {
+      "Updated": "2022-09-22T23:40:06.1651065+09:00",
+      "Info": "",
+      "Source": "main",
+      "Name": "sudo",
+      "Version": "0.2020.01.26"
+    },
+    {
+      "Updated": "2022-09-24T06:53:20.806641+09:00",
+      "Info": "",
+      "Source": "main",
+      "Name": "ugrep",
+      "Version": "3.9.2"
+    }
+  ],
+  "buckets": [
+    {
+      "Name": "extras",
+      "Source": "https://github.com/ScoopInstaller/Extras",
+      "Updated": "2022-09-28T21:31:14+09:00",
+      "Manifests": 1691
+    },
+    {
+      "Name": "main",
+      "Source": "https://github.com/ScoopInstaller/Main",
+      "Updated": "2022-09-28T21:32:26+09:00",
+      "Manifests": 1091
+    }
+  ]
+}
diff --git a/bin/scoop_apps/update_scoop_list.ps1 b/bin/scoop_apps/update_scoop_list.ps1
new file mode 100644
index 0000000..bdfcb4f
--- /dev/null
+++ b/bin/scoop_apps/update_scoop_list.ps1
@@ -0,0 +1,29 @@
+# update scoop list
+
+# scoop need to be installed
+if(!(Get-Command scoop -ErrorAction SilentlyContinue)) {
+  Write-Output "scoop does not exists!"
+  exit 1
+}
+
+# execution location
+if(!((Test-Path bin) -and (Test-Path dotfiles))) {
+  Write-Warning "This script need to be executed in dotfiles root"
+  exit 2
+}
+
+
+# export to JSON
+scoop export | Out-File .\bin\scoop_apps\scoop_apps.json -Encoding utf8
+
+# create minimal JSON
+$minimal_list = @("7zip", "bat", "fzf", "grep", "hexyl", "less", "sudo", "ugrep")
+$parsed_json = Get-Content -Path .\bin\scoop_apps\scoop_apps.json | ConvertFrom-Json
+$buckets = ($parsed_json | Select-Object buckets).buckets
+$apps = ($parsed_json | Select-Object apps).apps
+$selected_apps = $apps | Where-Object Name -In $minimal_list
+$new_json = [PSCustomObject]@{
+  "apps" = $selected_apps
+  "buckets" = $buckets
+}
+ConvertTo-Json -InputObject $new_json | Out-File .\bin\scoop_apps\scoop_minimal_apps.json -Encoding utf8
\ No newline at end of file
diff --git a/bin/windows/luajit/install_luajit.ps1 b/bin/windows/luajit/install_luajit.ps1
new file mode 100644
index 0000000..8396594
--- /dev/null
+++ b/bin/windows/luajit/install_luajit.ps1
@@ -0,0 +1,22 @@
+# installing luajit under %localappdata%\Programs
+
+# download and build
+git clone https://luajit.org/git/luajit.git
+cd luajit
+make
+
+# installing
+$luajit_location = Join-Path $env:LOCALAPPDATA "Programs\luajit"
+mkdir $luajit_location
+cp .\src\luajit.exe, .\src\lua51.dll $luajit_location
+mkdir $luajit_location\lua
+mkdir $luajit_location\lua\jit
+cp .\src\jit\* $luajit_location\lua\jit
+
+# add to path
+while($true) {
+  $input = Read-Host "add $env:LOCALAPPDATA\Programs\luajit to `$PATH. (Y)"
+  if ($input = 'Y') {
+	break
+  }
+}
diff --git a/dotfiles/pwsh/powershell_profile.ps1 b/dotfiles/pwsh/powershell_profile.ps1
index ff955e0..efdd151 100644
--- a/dotfiles/pwsh/powershell_profile.ps1
+++ b/dotfiles/pwsh/powershell_profile.ps1
@@ -5,11 +5,17 @@ Set-PSReadlineOption -HistoryNoDuplicates
 Set-PSReadLineKeyHandler -Chord "Ctrl+f" -Function ForwardWord # like fish
 Set-PSReadLineKeyHandler -Chord "Tab" MenuComplete
 Set-PSReadLineKeyHandler -Chord "Ctrl+d" DeleteCharOrExit
+Set-PSReadLineKeyHandler -Chord "Ctrl+g" -ScriptBlock { Invoke-FzfTabCompletion }
+
+# PsFzf Options
+# 'Ctrl+t' for provider path, 'Ctrl+r' for reverse history
+Set-PsFzfOption -PSReadlineChordProvider 'Ctrl+t' -PSReadlineChordReverseHistory 'Ctrl+r'
 
 function ~ {  cd ~  }
 function .. { cd .. }
 function epl {explorer.exe .}
 Set-Alias touch New-Item
+Set-Alias whereis where.exe
 
 
 # starship
@@ -115,7 +121,7 @@ function Enable-SshAgent {
 
 
 # less options
-$env:LESS = "-M -R -S -W -z-4 -x4"
+$env:LESS = "-i -M -R -S -W -z-4 -x4"