diff --git a/cpp/aimaina/Makefile b/cpp/aimaina/Makefile
new file mode 100644
index 0000000..4a76752
--- /dev/null
+++ b/cpp/aimaina/Makefile
@@ -0,0 +1,12 @@
+OBJS = aimaina.o book.o search.o util.o
+
+aimaina:$(OBJS)
+	$(CC) -o $@ $^
+
+.c.o:
+	$(CC) -c $<
+
+aimaina.o: aimaina.c util.h book.h
+book.o: book.c util.h search.h book.h
+search.o: search.c search.h
+util.o: util.c
diff --git a/cpp/aimaina/README.md b/cpp/aimaina/README.md
new file mode 100644
index 0000000..0746d0a
--- /dev/null
+++ b/cpp/aimaina/README.md
@@ -0,0 +1,14 @@
+蔵書管理プログラム aimaina
+=========================
+
+できること
+--------
+- 書籍情報の追加/検索/削除
+- 書籍情報を"booklist.csv"に記録
+- プログラミングIIの単位を取る
+
+ライセンス
+--------
+&copy;2012 [@kou029w](http://twitter.com/kou029w) - [MIT license][MIT]  
+
+[MIT]: http://kou029w.appspot.com/mit-license.txt
\ No newline at end of file
diff --git a/cpp/aimaina/aimaina.c b/cpp/aimaina/aimaina.c
new file mode 100755
index 0000000..c96c334
--- /dev/null
+++ b/cpp/aimaina/aimaina.c
@@ -0,0 +1,31 @@
+/*
+aimaina.c
+蔵書管理プログラム
+(C)2012 B11T3074C, B11T3011K - MIT License
+*/
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include "util.h"
+#include "book.h"
+
+int main(){
+	char buff[1024];
+	openlist("booklist.csv");
+	for(;;){
+		printf("追加[a] 検索[s] 終了[q] ");
+		input_line(buff, 1024);
+		strtolower(buff);
+		
+		if(strcmp(buff, "a") == 0){
+			regist_data();
+		}else if(strcmp(buff, "s") == 0){
+			search();
+		}else if(strcmp(buff, "q") == 0){
+			savelist("booklist.csv");
+			exit(0);
+		}
+	}
+	return 0;
+}
\ No newline at end of file
diff --git a/cpp/aimaina/aimaina.o b/cpp/aimaina/aimaina.o
new file mode 100644
index 0000000..133aded
Binary files /dev/null and b/cpp/aimaina/aimaina.o differ
diff --git a/cpp/aimaina/book.c b/cpp/aimaina/book.c
new file mode 100644
index 0000000..99b3bf3
--- /dev/null
+++ b/cpp/aimaina/book.c
@@ -0,0 +1,239 @@
+/*
+book.c
+蔵書管理のための関数群
+(C)2012 B11T3074C, B11T3011K - MIT License
+*/
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include "util.h"
+#include "search.h"
+#include "book.h"
+
+// リストの先頭アドレス
+Bookdata *booklist_head = NULL;
+
+// キーボードから本のデータを入力
+void input_data(Bookdata *target){
+	target->title = input_string("タイトル>", target->title);
+	target->author = input_string("著者>", target->author);
+	target->publisher = input_string("出版元>", target->publisher);
+	target->year = input_string("発行年>", target->year);
+	target->pages = input_string("ページ数>", target->pages);
+	target->isbn = input_string("ISBN>", target->isbn);
+	target->note = input_string("備考>", target->note);
+}
+
+// 本のデータを表示
+void show_data(Bookdata *target){
+	printf("タイトル:\t%s\n", target->title);
+	printf("著者:\t\t%s\n", target->author);
+	printf("出版元:\t\t%s\n", target->publisher);
+	printf("発行年:\t\t%s\n", target->year);
+	printf("ページ数:\t%s\n", target->pages);
+	printf("ISBN:\t\t%s\n", target->isbn);
+	printf("備考:\t\t%s\n", target->note);
+}
+
+// 本のリストからデータを削除
+void delete_data(Bookdata *target){
+	if(target->prev == NULL && target->next == NULL){
+		// 最後の1冊の場合
+		booklist_head = NULL;
+	}else if(target->prev == NULL){
+		// 先頭の場合
+		booklist_head = target->next;
+		(target->next)->prev = NULL;
+	}else if(target->next == NULL){
+		// 末尾の場合	
+		(target->prev)->next = NULL;
+	}else{
+		(target->next)->prev = target->prev;
+		(target->prev)->next = target->next;
+	}
+	
+	free(target->title);		// タイトル
+	free(target->author);		// 著者
+	free(target->publisher);	// 出版元
+	free(target->year);		// 発行年
+	free(target->pages);		// ページ数
+	free(target->isbn);		// ISBN
+	free(target->note);		// 備考
+	free(target);
+}
+
+// リストの末尾にnewdataを追加
+void add_data(Bookdata *new_data){
+	Bookdata	*tail;
+	
+	new_data->next = NULL;
+	
+	if(booklist_head == NULL) {
+		// 最初の1冊の場合
+		booklist_head = new_data;
+		new_data->prev = NULL;
+		return;
+	}
+	
+	// 末尾を検索
+	for(tail = booklist_head; tail->next != NULL; tail = tail->next);
+	
+	// 末尾の後ろにつなぐ
+	tail->next = new_data;
+	new_data->prev = tail;
+}
+
+// リストをすべて表示
+void show_all(){
+	Bookdata *tail;
+
+	puts("---");
+	for(tail = booklist_head; tail != NULL; tail = tail->next){
+		show_data(tail);
+		puts("---");
+	}
+}
+
+// リストをCSVで保存
+void savelist(char *filename){
+	FILE *fp;
+	Bookdata *tail;
+	
+	// filenameが""ならば標準出力をオープンする
+	if(filename[0] == '\0'){
+		fp = stdout;
+	}else{
+		fp = fopen(filename, "w");
+	}
+	
+	fputs("title, author, publisher, year, pages, isbn, note\n", fp);
+	for(tail = booklist_head; tail != NULL; tail = tail->next){
+		fputs(tail->title, fp);		// タイトル
+		fputs(", ", fp);
+		fputs(tail->author, fp);	// 著者
+		fputs(", ", fp);
+		fputs(tail->publisher, fp);	// 出版元
+		fputs(", ", fp);
+		fputs(tail->year, fp);		// 発行年
+		fputs(", ", fp);
+		fputs(tail->pages, fp);		// ページ数
+		fputs(", ", fp);
+		fputs(tail->isbn, fp);		// ISBN
+		fputs(", ", fp);
+		fputs(tail->note, fp);		// 備考
+		fputs("\n", fp);
+	}
+	fclose(fp);
+}
+
+// リスト（CSVファイル）を開く
+int openlist(char *filename){
+	char buff[7][1024];
+	int i, j;
+	FILE *fp;
+	
+	// filenameが空なら標準入力をオープンする
+	if(filename[0] == '\0'){
+		fp = stdin;
+	}else{
+		fp = fopen(filename, "r");
+	}
+	
+	if(fp == NULL){
+		fprintf(stderr, "\"%s\"が開けません\n", filename);
+		return -1;
+	}
+	
+	// 1行目はスルー
+	fscanf(fp, "%[^\n]\n", buff[6]);
+	
+	while(EOF != fscanf(fp, "%[^,],%[^,],%[^,],%[^,],%[^,],%[^,],%[^\n]\n",
+	buff[0], buff[1], buff[2], buff[3], buff[4], buff[5], buff[6])){
+		Bookdata book;
+		Bookdata *bp;
+		
+		for(i=0; i<7; i++){
+			// ","の後のスペースを削除
+			if(buff[i][0] == ' ') strcpy(buff[i], &buff[i][1]);
+		}
+		
+		book.title = strdup(buff[0]);
+		book.author = strdup(buff[1]);
+		book.publisher = strdup(buff[2]);
+		book.year = strdup(buff[3]);
+		book.pages = strdup(buff[4]);
+		book.isbn = strdup(buff[5]);
+		book.note = strdup(buff[6]);
+		bp = malloc(sizeof(Bookdata));
+		*bp = book;
+		add_data(bp);
+	}
+	fclose(fp);
+	return 0;
+}
+
+// bookを初期化
+void init_data(Bookdata *book){
+	book->title = strdup("");
+	book->author = strdup("");
+	book->publisher = strdup("");
+	book->year = strdup("");
+	book->pages = strdup("");
+	book->isbn = strdup("");
+	book->note = strdup("");
+}
+
+// 追加する
+void regist_data(){
+	Bookdata	tmp;
+	Bookdata	*tail;
+	init_data(&tmp);
+	input_data(&tmp);
+	tail = malloc(sizeof(Bookdata));
+	*tail = tmp;
+	add_data(tail);
+}
+
+// 検索する
+void search(){
+	char buff[1024];
+	char pattern[1024];
+	Bookdata *tail;
+	Bookdata *matches[1024];
+	int count;
+	int i;
+	
+	printf("/");
+	input_line(pattern, 1024);
+	
+	count = 0;
+	for(tail = booklist_head; tail != NULL; tail = tail->next){
+		if(smatch(pattern, tail->title)
+		|smatch(pattern, tail->author)
+		|smatch(pattern, tail->publisher)
+		|smatch(pattern, tail->note)){
+			puts("---");
+			matches[count++] = tail;
+			show_data(tail);
+		}
+	}
+	
+	if(count <= 0) return; // 見つからないので、戻る
+	puts("---");
+	printf("削除[d] 戻る[x] ");
+	input_line(buff, 1024);
+	strtolower(buff);
+	
+	if(strcmp(buff, "d") == 0){
+		printf("削除します。よろしいですか? [y/N] ");
+		if(select_y('N')){
+			for(i=0; i<count; i++){
+				delete_data(matches[i]);
+			}
+		}
+		return;
+	}else if(strcmp(buff, "x") == 0){
+		return;
+	}
+}
diff --git a/cpp/aimaina/book.h b/cpp/aimaina/book.h
new file mode 100644
index 0000000..f777d14
--- /dev/null
+++ b/cpp/aimaina/book.h
@@ -0,0 +1,34 @@
+/*
+book.h
+蔵書管理のための関数群
+(C)2012 B11T3074C, B11T3011K - MIT License
+*/
+
+#ifndef BOOK_H
+#define BOOK_H
+
+// 1冊あたりの本のデータ
+typedef struct Bookdata {
+	char	*title;		// タイトル
+	char	*author;	// 著者
+	char	*publisher;	// 出版元
+	char	*year;		// 発行年
+	char	*pages;		// ページ数
+	char	*isbn;		// ISBN
+	char	*note;		// 備考
+	struct  Bookdata *next;	// 次の要素
+	struct  Bookdata *prev;	// 前の要素
+} Bookdata;
+
+void input_data(Bookdata *target);
+void show_data(Bookdata *target);
+void delete_data(Bookdata *target);
+void add_data(Bookdata *new_data);
+void show_all(void);
+void savelist(char *filename);
+int openlist(char *filename);
+void init_data(Bookdata *book);
+void regist_data(void);
+void search(void);
+
+#endif
diff --git a/cpp/aimaina/book.o b/cpp/aimaina/book.o
new file mode 100644
index 0000000..5972c26
Binary files /dev/null and b/cpp/aimaina/book.o differ
diff --git a/cpp/aimaina/booklist.csv b/cpp/aimaina/booklist.csv
new file mode 100755
index 0000000..f343184
--- /dev/null
+++ b/cpp/aimaina/booklist.csv
@@ -0,0 +1,7 @@
+title, author, publisher, year, pages, isbn, note
+脳と仮想, 茂木健一郎, 新潮社, 2007-2009, 264, ISBN9784101299525, 
+思考の整理学, 外山滋比古, 筑摩書房, 1986-2011, 223, ISBN4480020470, 
+恐山, 南直哉, 新潮社, 2012, 207, ISBN9784106104640, 
+電気回路, 小沢孝夫, 昭晃堂, 1996, 198, ISBN9784785611910, 
+電気電子工学概論, 酒井善雄, 丸善, 1995, 236, ISBN9784621040935, 
+アナログ電子回路, 藤井信生, 昭晃堂, 1984-2011, 255, ISBN4785611405, 
diff --git a/cpp/aimaina/search.c b/cpp/aimaina/search.c
new file mode 100644
index 0000000..178b0d7
--- /dev/null
+++ b/cpp/aimaina/search.c
@@ -0,0 +1,90 @@
+/*
+search.c
+検索するための関数群
+(C)2012 B11T3074C, B11T3011K - MIT License
+*/
+
+#include <stdlib.h>
+#include <string.h>
+#include "search.h"
+
+// stringにpatternが含まれていれば1、それ以外で0を返す
+int match(char *pattern, const char *string){
+	const char *p;
+	size_t pat_len = strlen(pattern);
+	for(p=string; *p; p++){
+		if(!strncmp(pattern, p, pat_len)){
+			return 1;
+		}
+	}
+	
+	return 0;
+}
+
+// 破壊的AND-match : "pattern1 pattern2" => "pattern1" AND "pattern2"
+int andmatch(char *pattern, const char *string){
+	char *p;
+	int match_flag = 1;
+	
+	for(p = strtok(pattern, " "); p != NULL; p = strtok(NULL, " ")){
+		match_flag &= match(p, string);
+	}
+	
+	return match_flag;
+}
+
+// 破壊的OR-match : "pattern1|pattern2" => "pattern1" OR "pattern2"
+int ormatch(char *pattern, const char *string){
+	char *p;
+	int match_flag = 0;
+	
+	for(p = strtok(pattern, "|"); p != NULL; p = strtok(NULL, "|")){
+		match_flag |= match(p, string);
+	}
+	
+	return match_flag;
+}
+
+// 再帰可能なstrtok
+char *strtok_r(char *str, const char *delim, char **saveptr){
+	size_t len;
+	char *head;
+	
+	if(str == NULL){
+		head = *saveptr;
+	}else{
+		head = str;
+	}
+	len = strcspn(head, delim);
+	if(len == 0){
+		head += strspn(head, delim);
+		len = strcspn(head, delim);
+	}
+	if(*head == '\0'){
+		return NULL;
+	}
+	
+	*saveptr = head + len + strspn(head + len, delim);
+	*(head + len) = '\0';
+	
+	return head;
+}
+
+// Smart-match : 破壊的でない
+// "pattern1 pattern2|pattern3" => "pattern1" AND ("pattern2" OR "pattern3")
+int smatch(const char *pattern, const char *string){
+	char *p;
+	char *nextp;
+	int match_flag;
+	char *tmp;
+	
+	tmp = strdup(pattern);
+	match_flag = 1;
+	for(p = strtok_r(tmp, " ", &nextp); p != NULL; p = strtok_r(NULL, " ", &nextp)){
+		match_flag &= ormatch(p, string);
+		if(match_flag == 0) break;
+	}
+	free(tmp);
+	
+	return match_flag;
+}
diff --git a/cpp/aimaina/search.h b/cpp/aimaina/search.h
new file mode 100644
index 0000000..d93fc12
--- /dev/null
+++ b/cpp/aimaina/search.h
@@ -0,0 +1,16 @@
+/*
+search.h
+検索するための関数群
+(C)2012 B11T3074C, B11T3011K - MIT License
+*/
+
+#ifndef SEARCH_H
+#define SEARCH_H
+
+int match(char *pattern, const char *string);
+int andmatch(char *pattern, const char *string);
+int ormatch(char *pattern, const char *string);
+char *strtok_r(char *str, const char *delim, char **saveptr);
+int smatch(const char *pattern, const char *string);
+
+#endif
\ No newline at end of file
diff --git a/cpp/aimaina/search.o b/cpp/aimaina/search.o
new file mode 100644
index 0000000..72511b9
Binary files /dev/null and b/cpp/aimaina/search.o differ
diff --git a/cpp/aimaina/util.c b/cpp/aimaina/util.c
new file mode 100644
index 0000000..ec8b175
--- /dev/null
+++ b/cpp/aimaina/util.c
@@ -0,0 +1,71 @@
+/*
+util.c
+文字列操作のための関数群
+(C)2012 B11T3074C, B11T3011K - MIT License
+*/
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <ctype.h>
+
+// 文字列版tolower()
+char *strtolower(char *s){
+	char *p;
+	
+	for(p=s; *p != EOF; p++){
+		*p = tolower(*p);
+	}
+	return s;
+}
+
+// 1行入力
+void input_line(char *buff, size_t size){
+	char *p;
+	if(fgets(buff, size, stdin) == NULL){
+		exit(1);
+	}
+	// 改行コードを削除
+	for(p=buff; *p != '\n'; p++);
+	*p = '\0';
+}
+
+// "y", "n"で選択("n"ならば0を返す)
+int select_y(char ch){
+	char buff[1024];
+	
+	for (;;){
+		input_line(buff, 1024);
+		strtolower(buff);
+		
+		if (strcmp(buff, "y") == 0){
+			return 1;
+		}else if (strcmp(buff, "n") == 0){
+			return 0;
+		}else{
+			switch(ch){
+				case 'y':
+				case 'Y':
+					return 1;
+				case 'n':
+				case 'N':
+					return 0;
+			}
+			fputs("yまたはnを入力してください\n", stderr);
+		}
+	}
+}
+
+// 文字列を入力(defstr:入力がないときデフォルトで返す文字列)
+char *input_string(char *prompt, char *defstr){
+	char buff[1024];
+	
+	printf("%s", prompt);
+	input_line(buff, 1024);
+	if(buff[0] != '\0'){
+		// 空でない場合
+		free(defstr);
+		return strdup(buff);
+	};
+	return defstr;
+}
diff --git a/cpp/aimaina/util.h b/cpp/aimaina/util.h
new file mode 100644
index 0000000..be347c7
--- /dev/null
+++ b/cpp/aimaina/util.h
@@ -0,0 +1,15 @@
+/*
+util.h
+文字列操作のための関数群
+(C)2012 B11T3074C, B11T3011K - MIT License
+*/
+
+#ifndef UTIL_H
+#define UTIL_H
+
+char *strtolower(char *s);
+void input_line(char *buff, size_t size);
+int select_y(char ch);
+char *input_string(char *prompt, char *defstr);
+
+#endif
\ No newline at end of file
diff --git a/cpp/aimaina/util.o b/cpp/aimaina/util.o
new file mode 100644
index 0000000..f31f4c0
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