diff --git a/sty/review-base.sty b/sty/review-base.sty
index 8b4a1be..ffe2112 100644
--- a/sty/review-base.sty
+++ b/sty/review-base.sty
@@ -146,35 +146,35 @@
 
 % 囲み記事
 \newenvironment{reviewnote}[1][]{%
-  \begin{tcolorbox}[skin=enhanced jigsaw,breakable,empty,coltitle=black,title={\sffamily\bfseries NOTE #1},borderline horizontal={0.5mm}{0pt}{black!50}, left=1mm, right=1mm, left skip=6mm]}
+  \begin{tcolorbox}[skin=enhanced jigsaw,breakable,empty,coltitle=black,title={\sffamily\bfseries \review@intn@notehead\hspace{0.75\zw}#1},borderline horizontal={0.5mm}{0pt}{black!50}, left=1mm, right=1mm, left skip=6mm]}
  {\end{tcolorbox}}
 
 \newenvironment{reviewmemo}[1][]{%
-  \begin{tcolorbox}[skin=enhanced jigsaw,breakable,empty,coltitle=black,title={\sffamily\bfseries MEMO #1},borderline horizontal={0.5mm}{0pt}{black!50}, left=1mm, right=1mm, left skip=6mm]}
+  \begin{tcolorbox}[skin=enhanced jigsaw,breakable,empty,coltitle=black,title={\sffamily\bfseries \review@intn@memohead\hspace{0.75\zw}#1},borderline horizontal={0.5mm}{0pt}{black!50}, left=1mm, right=1mm, left skip=6mm]}
  {\end{tcolorbox}}
 
 \newenvironment{reviewtip}[1][]{%
-  \begin{tcolorbox}[skin=enhanced jigsaw,breakable,empty,coltitle=black,title={\sffamily\bfseries Tips #1},borderline horizontal={0.5mm}{0pt}{black!50}, left=1mm, right=1mm, left skip=6mm]}
+  \begin{tcolorbox}[skin=enhanced jigsaw,breakable,empty,coltitle=black,title={\sffamily\bfseries \review@intn@tiphead\hspace{0.75\zw}#1},borderline horizontal={0.5mm}{0pt}{black!50}, left=1mm, right=1mm, left skip=6mm]}
  {\end{tcolorbox}}
 
 \newenvironment{reviewinfo}[1][]{%
-  \begin{tcolorbox}[skin=enhanced jigsaw,breakable,empty,coltitle=black,title={\sffamily\bfseries INFORMATION #1},borderline horizontal={0.5mm}{0pt}{black!50}, left=1mm, right=1mm, left skip=6mm]}
+  \begin{tcolorbox}[skin=enhanced jigsaw,breakable,empty,coltitle=black,title={\sffamily\bfseries \review@intn@infohead\hspace{0.75\zw}#1},borderline horizontal={0.5mm}{0pt}{black!50}, left=1mm, right=1mm, left skip=6mm]}
  {\end{tcolorbox}}
 
 \newenvironment{reviewwarning}[1][]{%
-  \begin{tcolorbox}[skin=enhanced jigsaw,breakable,empty,coltitle=black,title={\sffamily\bfseries WARNING! #1},borderline horizontal={0.5mm}{0pt}{black!50}, left=1mm, right=1mm, left skip=6mm]}
+  \begin{tcolorbox}[skin=enhanced jigsaw,breakable,empty,coltitle=black,title={\sffamily\bfseries \review@intn@warninghead\hspace{0.75\zw}#1},borderline horizontal={0.5mm}{0pt}{black!50}, left=1mm, right=1mm, left skip=6mm]}
  {\end{tcolorbox}}
 
 \newenvironment{reviewimportant}[1][]{%
-  \begin{tcolorbox}[skin=enhanced jigsaw,breakable,empty,coltitle=black,title={\sffamily\bfseries IMPORTANT! #1},borderline horizontal={0.5mm}{0pt}{black!50}, left=1mm, right=1mm, left skip=6mm]}
+  \begin{tcolorbox}[skin=enhanced jigsaw,breakable,empty,coltitle=black,title={\sffamily\bfseries \review@intn@importanthead\hspace{0.75\zw}#1},borderline horizontal={0.5mm}{0pt}{black!50}, left=1mm, right=1mm, left skip=6mm]}
  {\end{tcolorbox}}
 
 \newenvironment{reviewcaution}[1][]{%
-  \begin{tcolorbox}[skin=enhanced jigsaw,breakable,empty,coltitle=black,title={\sffamily\bfseries CAUTION! #1},borderline horizontal={0.5mm}{0pt}{black!50}, left=1mm, right=1mm, left skip=6mm]}
+  \begin{tcolorbox}[skin=enhanced jigsaw,breakable,empty,coltitle=black,title={\sffamily\bfseries \review@intn@cautionhead\hspace{0.75\zw}#1},borderline horizontal={0.5mm}{0pt}{black!50}, left=1mm, right=1mm, left skip=6mm]}
  {\end{tcolorbox}}
 
 \newenvironment{reviewnotice}[1][]{%
-  \begin{tcolorbox}[skin=enhanced jigsaw,breakable,empty,coltitle=black,title={\sffamily\bfseries NOTICE #1},borderline horizontal={0.5mm}{0pt}{black!50}, left=1mm, right=1mm, left skip=6mm]}
+  \begin{tcolorbox}[skin=enhanced jigsaw,breakable,empty,coltitle=black,title={\sffamily\bfseries \review@intn@noticehead\hspace{0.75\zw}#1},borderline horizontal={0.5mm}{0pt}{black!50}, left=1mm, right=1mm, left skip=6mm]}
  {\end{tcolorbox}}
 
 % 書体
@@ -187,6 +187,9 @@
 \DeclareRobustCommand{\reviewit}[1]{\textit{#1}}
 \DeclareRobustCommand{\reviewbold}[1]{\textbf{#1}}
 \DeclareRobustCommand{\reviewtcy}[1]{\tatechuyoko{#1}}
+\DeclareRobustCommand{\reviewicon}[1]{\includegraphics[]{#1}}
+% アイコンの高さを文字の高さに合わせたいときには、以下をreview-custom.styに記述してください:
+% \DeclareRobustCommand{\reviewicon}[1]{\includegraphics[height=0.9\zw]{#1}}
 
 % allow break line in tt
 % contributed by @zr_tex8r
diff --git a/sty/review-base.sty-old b/sty/review-base.sty-old
index a505b9f..8b4a1be 100644
--- a/sty/review-base.sty-old
+++ b/sty/review-base.sty-old
@@ -433,4 +433,4 @@
 
 \newcolumntype{L}[1]{>{\raggedright\let\newline\\\arraybackslash\hspace{0pt}}p{#1}}
 \newcolumntype{C}[1]{>{\centering\let\newline\\\arraybackslash\hspace{0pt}}p{#1}}
-\newcolumntype{R}[1]{>{\raggedleft\let\newline\\\arraybackslash\hspace{0pt}}p{#1}}
\ No newline at end of file
+\newcolumntype{R}[1]{>{\raggedleft\let\newline\\\arraybackslash\hspace{0pt}}p{#1}}
diff --git a/sty/review-custom.sty b/sty/review-custom.sty
index 0d68d63..1869658 100644
--- a/sty/review-custom.sty
+++ b/sty/review-custom.sty
@@ -100,6 +100,7 @@
             \end{minipage}
         \end{titlepage}
         \clearpage
+        \oneblankpage
       \else% 横書き大扉
         \begin{titlepage}
         \thispagestyle{empty}
@@ -132,7 +133,6 @@
   }{%
     \def\reviewtitlepagecont{\review@titlefile}
   }
-  \oneblankpage
 \fi
 
 %%索引 theindex 環境
diff --git a/sty/review-jlreq.cls b/sty/review-jlreq.cls
index da06bcd..95ce776 100644
--- a/sty/review-jlreq.cls
+++ b/sty/review-jlreq.cls
@@ -224,6 +224,20 @@
   \RequirePackage{pxjahyper}
 \fi
 
+%% better line breaks for long urls
+\AtBeginDocument{%
+  %% modified url.sty
+  \def\UrlBreaks{%
+    \do\0\do\1\do\2\do\3\do\4\do\5\do\6\do\7\do\8\do\9%
+    \do\A\do\B\do\C\do\D\do\E\do\F\do\G\do\H\do\I\do\J\do\K\do\L\do\M\do\N%
+    \do\O\do\P\do\Q\do\R\do\S\do\T\do\U\do\V\do\W\do\X\do\Y\do\Z%
+    \do\a\do\b\do\c\do\d\do\e\do\f\do\g\do\h\do\i\do\j\do\k\do\l\do\m\do\n%
+    \do\o\do\p\do\q\do\r\do\s\do\t\do\u\do\v\do\w\do\x\do\y\do\z%
+    %%
+    \do\.\do\@\do\\\do\/\do\!\do\_\do\|\do\;\do\>\do\]%
+    \do\)\do\,\do\?\do\&\do\'\do+\do\=\do\#}%
+}
+
 %% include fullpage graphics
 \edef\grnchry@head{\dimexpr\topmargin+1in+\headheight+\headsep}
 \edef\grnchry@gutter{\evensidemargin}
diff --git a/sty/review-jlreq.cls-old b/sty/review-jlreq.cls-old
index 6e2cdce..da06bcd 100644
--- a/sty/review-jlreq.cls-old
+++ b/sty/review-jlreq.cls-old
@@ -376,4 +376,4 @@
 \ifthenelse{\equal{\jlreq@article@type}{article}}{}{\@addtoreset{reclsendnote}{chapter}}
 
 \listfiles
-\endinput
\ No newline at end of file
+\endinput