diff --git a/or-rs-macros/src/lib.rs b/or-rs-macros/src/lib.rs
index eb8c672..9c05bef 100644
--- a/or-rs-macros/src/lib.rs
+++ b/or-rs-macros/src/lib.rs
@@ -58,56 +58,3 @@ use proc_macro::TokenStream;
 pub fn or_gen(_attr: TokenStream, item: TokenStream) -> TokenStream {
     parser::MacroParser::parse(item)
 }
-
-#[proc_macro]
-pub fn my_first_proc_macro(item: TokenStream) -> TokenStream {
-    item
-}
-
-use proc_macro::TokenStream;
-use quote::quote;
-use syn::*;
-
-#[proc_macro_attribute]
-pub fn add_print(_attr: TokenStream, item: TokenStream) -> TokenStream {
-    // 入力をItemFn(関数を表現する構文木データ型に変換)
-    let input: ItemFn = parse_macro_input!(item as ItemFn);
-    // 関数名を取得
-    let name = &input.sig.ident;
-    // 関数のブロックを取得
-    let block = &input.block;
-
-    // quoteマクロでproc_macro2::TokenStreamを生成
-    let expanded: proc_macro2::TokenStream = quote! {
-        fn #name() {
-            println!("Function {} is called", stringify!(#name));
-            #block
-        }
-    };
-
-    // proc_macro2::TokenStreamからTokenStreamに変換
-    TokenStream::from(expanded)
-}
-
-use proc_macro::{TokenStream, TokenTree};
-
-#[proc_macro_attribute]
-pub fn log(attr: TokenStream, item: TokenStream) -> TokenStream {
-    let mut iter = item.into_iter();
-
-    if let Some(TokenTree::Ident(ident)) = iter.next() {
-        let func_name = ident.to_string();
-        let rest_of_stream: TokenStream = iter.collect();
-
-        let new_stream = format!(
-            "fn {}() {{ println!(\"Function '{}' called\"); {} }}",
-            func_name, func_name, rest_of_stream
-        );
-        new_stream.parse().unwrap()
-    } else {
-        // トークンストリームが関数宣言でない場合はエラー
-        "compile_error!(\"Expected function declaration\")"
-            .parse()
-            .unwrap()
-    }
-}
diff --git a/tests/tests/integration_test.rs b/tests/tests/integration_test.rs
index 6155a32..76ceeff 100644
--- a/tests/tests/integration_test.rs
+++ b/tests/tests/integration_test.rs
@@ -1,7 +1,6 @@
 #![feature(proc_macro_hygiene)] // for now, you have to add this unstable feature flag
 
 use or_rs::enums::*;
-use or_rs_macros::my_first_proc_macro;
 use or_rs_macros::or_gen;
 
 fn main() {
diff --git a/tests/tests/macro_test.rs b/tests/tests/macro_test.rs
index a756ed1..b2c9cb8 100644
--- a/tests/tests/macro_test.rs
+++ b/tests/tests/macro_test.rs
@@ -1,8 +1,6 @@
 #![feature(proc_macro_hygiene)]
 #![allow(unused_variables)]
 
-use or_rs_macros::add_print;
-use or_rs_macros::my_first_proc_macro;
 use or_rs_macros::or_gen;
 
 #[test]
@@ -58,11 +56,3 @@ fn test_compile() {
         _ => "hello".to_string(),
     };
 }
-
-// fn foo() {
-//     my_first_proc_macro!(42);
-// }
-
-#[test]
-#[add_print]
-fn your_function() {}