diff --git a/sad&happy_calendar.html b/sad&happy_calendar.html
index 9854b2b..53fad48 100644
--- a/sad&happy_calendar.html
+++ b/sad&happy_calendar.html
@@ -35,5 +35,17 @@
 	今わたしの寮にはプロテインが6種類ぐらいある<br>
 	なんて脳筋なんだ!<br>
 	</p>
+<h2>カレンダー</h2>
+<table class="calendar">
+<tr><th class="sun">日</th><th class="mon">月</th>
+     <th class="tue">火</th><th class="wed">水</th>
+     <th class="thu">木</th><th class="fri">金</th>
+     <th>土</th></tr>
+<tr><td></td><td></td><td></td><td></td><td>1</td><td>2</td><td>3</td><td></td></tr>
+<tr><td>4</td><td>5</td><td>6</td><td>7</td><td>8</td><td>9</td><td>10</td><td></td></tr>
+<tr><td>11</td><td>12</td><td>13</td><td>14</td><td>15</td><td>16</td><td>17</td><td></td></tr>
+<tr><td>18</td><td>19</td><td>20</td><td>21</td><td>22</td><td>23</td><td>24</td><td></td></tr>
+<tr><td>25</td><td>26</td><td>27</td><td>28</td><td>29</td><td>30</td><td>31</td><td></td></tr>
+</table>
 </body>
 </html>