diff --git a/Deprecated---Obsolete-C-API.md b/Deprecated---Obsolete-C-API.md
new file mode 100644
index 0000000..21eda20
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+++ b/Deprecated---Obsolete-C-API.md
@@ -0,0 +1,12 @@
+* [mrb_basic](https://github.com/mruby/mruby/commit/88483fad0036e5cb023940f7c6d18006517fa731)
+* [mrb_object](https://github.com/mruby/mruby/commit/243669308dfd10c8444c2992a883e165b9209941)
+* [MRB_TT_VOIDP](https://github.com/mruby/mruby/commit/3995e7ff8f970ec9f2fb60fba2338108f6f07e05)
+* [mrb_voidp_value](https://github.com/mruby/mruby/commit/3995e7ff8f970ec9f2fb60fba2338108f6f07e05)
+* [mrb_voidp](https://github.com/mruby/mruby/commit/3995e7ff8f970ec9f2fb60fba2338108f6f07e05)
+* [mrb_voidp_p](https://github.com/mruby/mruby/commit/3995e7ff8f970ec9f2fb60fba2338108f6f07e05)
+* [mrb_data_check_and_get](https://github.com/mruby/mruby/commit/b225e4cc82f0e727b6175306e530efc2a59f4e95)
+* [mrb_get_datatype](https://github.com/mruby/mruby/commit/b225e4cc82f0e727b6175306e530efc2a59f4e95)
+* [mrb_check_datatype](https://github.com/mruby/mruby/commit/b225e4cc82f0e727b6175306e530efc2a59f4e95)
+* [Data_Get_Struct](https://github.com/mruby/mruby/commit/b225e4cc82f0e727b6175306e530efc2a59f4e95)
+* [mrb_str_cat2](https://github.com/mruby/mruby/commit/0cedf8fa02848bc505d7cda29f7266b5e03a9076)
+* [ARGS_* macros](https://github.com/mruby/mruby/commit/5c88c65a11287aa52bc0a606ce96a316036aa94c)
\ No newline at end of file