diff --git a/main.go b/main.go
index 0a6500c..26961f5 100644
--- a/main.go
+++ b/main.go
@@ -45,6 +45,11 @@ var (
 	completion string
 	// execCommand targets the output of executing the command.
 	execCommand bool
+
+	// alignF is align column.
+	alignF bool
+	// rawF is raw output of escape sequences.
+	rawF bool
 )
 
 var (
@@ -99,6 +104,13 @@ It supports various compressed files(gzip, bzip2, zstd, lz4, and xz).
 			config.General.SectionHeader = true
 		}
 
+		// Set a converter by specifying flag.
+		if alignF {
+			config.General.Converter = "align"
+		} else if rawF {
+			config.General.Converter = "raw"
+		}
+
 		// Set a global variable to convert to a style before opening the file.
 		oviewer.OverStrikeStyle = oviewer.ToTcellStyle(config.StyleOverStrike)
 		oviewer.OverLineStyle = oviewer.ToTcellStyle(config.StyleOverLine)
@@ -358,8 +370,11 @@ func init() {
 	rootCmd.PersistentFlags().StringVarP(&nonMatchFilter, "non-match-filter", "", "", "filter non match search pattern")
 	rootCmd.PersistentFlags().BoolVarP(&oviewer.SkipExtract, "skip-extract", "", false, "skip extracting compressed files")
 
+	rootCmd.PersistentFlags().BoolVarP(&alignF, "align", "l", false, "align column")
+	rootCmd.PersistentFlags().BoolVarP(&rawF, "raw", "r", false, "raw output of escape sequences")
+
 	// Config.General
-	rootCmd.PersistentFlags().StringP("converter", "", "es", "converter [es|raw]")
+	rootCmd.PersistentFlags().StringP("converter", "", "es", "converter [es|raw|align]")
 	_ = viper.BindPFlag("general.Converter", rootCmd.PersistentFlags().Lookup("converter"))
 	_ = rootCmd.RegisterFlagCompletionFunc("converter", func(_ *cobra.Command, _ []string, _ string) ([]string, cobra.ShellCompDirective) {
 		return []string{"es\tEscape Sequence", "raw\tRaw output of escape sequences", "align\tAlign Column Widths"}, cobra.ShellCompDirectiveNoFileComp