diff --git a/dev-python/pypy3_10/Manifest b/dev-python/pypy3_10/Manifest
index 16c723d3e13fc..e5a43f3a4da53 100644
--- a/dev-python/pypy3_10/Manifest
+++ b/dev-python/pypy3_10/Manifest
@@ -1,3 +1,4 @@
 DIST pypy3.10-gentoo-patches-7.3.12_p1.tar.xz 4844 BLAKE2B 9540d41cbea05ef2239c94088fbd357efccfee2d269385308255c457efb5cb9ca5c3cead53fd08c38238ac66fec9f4bc1ea0507db3e2398de32342d387a3caee SHA512 b6442feab24f0acb903d60edd2a1996e51efbb4ceb5e7f547c3405bbe0c6fb8de6f74556aa5704ae1676b03fdb5ea3d64bb8dc4848d439704e5232366f38428d
 DIST pypy3.10-gentoo-patches-7.3.12_p3.tar.xz 7640 BLAKE2B 9352b6eb65c69311e8b629afc2567ab5f4b31b0aeda78539fde40f86465ee8ee76b354e78c567a532ac7804da417e5af343edc78a754780cfb970ee2c98c925f SHA512 740a14d6f5faa9a4cc0ec982c1425be56b2330450f2f6f4d667766cd1560d3d2aa5741d5ecfc7c94eaea9ae68029727cd7449f534a4ad84d26ca332605c08f6d
+DIST pypy3.10-gentoo-patches-7.3.12_p4.tar.xz 8132 BLAKE2B 9b43ba8db8d527e36a2075ad3d8a03e4a71aaff80df1930d44a5e8e23ecd1e3d95a397f4763e7c08d939303e03ced407a8c6eacf1f20333cb83f6f5fd7df2e70 SHA512 f29ffcc256205532b2dc28f8078dfdb15fe712ca857c49197b2e5a3c59774584c72a50fab9f1ad4332485df76a74ec76572daa83c1512fe01e7f2ea8254a00f7
 DIST pypy3.10-v7.3.12-src.tar.bz2 23009064 BLAKE2B ad45d90de9ae51803ebcfa202763889f92f7e5c2939331433a496e53ca67dd6eeaf9c61e16cb648945409dff3c6dd6b8a2a01dfe1bed6cd6a9df98f112bff181 SHA512 080520c7de267e17a2823f06cd0a15c108a2c32fc296d6e24782050eb546fa74852d948ede2c381dba110774121b20efc3a07b553acd0ac0db4a844dfc09069e
diff --git a/dev-python/pypy3_10/pypy3_10-7.3.12_p4.ebuild b/dev-python/pypy3_10/pypy3_10-7.3.12_p4.ebuild
new file mode 100644
index 0000000000000..c3cd1b2bb1215
--- /dev/null
+++ b/dev-python/pypy3_10/pypy3_10-7.3.12_p4.ebuild
@@ -0,0 +1,209 @@
+# Copyright 1999-2023 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+inherit pax-utils python-utils-r1 toolchain-funcs
+
+PYPY_PV=${PV%_p*}
+PYVER=3.10
+MY_P="pypy${PYVER}-v${PYPY_PV/_}"
+PATCHSET="pypy${PYVER}-gentoo-patches-${PV/_rc/rc}"
+
+DESCRIPTION="A fast, compliant alternative implementation of the Python (${PYVER}) language"
+HOMEPAGE="
+	https://www.pypy.org/
+	https://foss.heptapod.net/pypy/pypy/
+"
+SRC_URI="
+	https://buildbot.pypy.org/pypy/${MY_P}-src.tar.bz2
+	https://dev.gentoo.org/~mgorny/dist/python/${PATCHSET}.tar.xz
+"
+S="${WORKDIR}/${MY_P}-src"
+
+LICENSE="MIT"
+# pypy3 -c 'import sysconfig; print(sysconfig.get_config_var("SOABI"))'
+# also check pypy/interpreter/pycode.py -> pypy_incremental_magic
+SLOT="0/pypy310-pp73-384"
+KEYWORDS="~amd64 ~arm64 ~ppc64 ~x86 ~amd64-linux ~x86-linux"
+IUSE="+ensurepip gdbm +jit ncurses sqlite tk"
+# many tests are failing upstream
+# see https://buildbot.pypy.org/summary?branch=py${PYVER}
+RESTRICT="test"
+
+RDEPEND="
+	|| (
+		>=dev-python/${PN}-exe-${PYPY_PV}:${PYPY_PV}[bzip2(+),ncurses?]
+		>=dev-python/${PN}-exe-bin-${PYPY_PV}:${PYPY_PV}
+	)
+	dev-lang/python-exec[python_targets_pypy3(-)]
+	dev-libs/openssl:0=
+	dev-python/gentoo-common
+	ensurepip? ( dev-python/ensurepip-wheels )
+	gdbm? ( sys-libs/gdbm:0= )
+	sqlite? ( dev-db/sqlite:3= )
+	tk? (
+		dev-lang/tk:0=
+		dev-tcltk/tix:0=
+	)
+	!~dev-python/pypy3-7.3.12_rc1
+"
+DEPEND="
+	${RDEPEND}
+"
+
+src_prepare() {
+	local PATCHES=(
+		"${WORKDIR}/${PATCHSET}"
+	)
+	default
+
+	eapply_user
+}
+
+src_configure() {
+	tc-export CC
+}
+
+src_compile() {
+	mkdir bin || die
+	# switch to the layout expected for cffi module builds
+	mkdir include/pypy${PYVER} || die
+	# copy over to make sys.prefix happy
+	cp -p "${BROOT}"/usr/bin/pypy${PYVER}-c-${PYPY_PV} pypy${PYVER}-c || die
+	cp -p "${BROOT}"/usr/include/pypy${PYVER}/${PYPY_PV}/* include/pypy${PYVER}/ || die
+	# (not installed by pypy-exe)
+	rm pypy/module/cpyext/include/_numpypy/numpy/README || die
+	mv pypy/module/cpyext/include/* include/pypy${PYVER}/ || die
+	mv pypy/module/cpyext/parse/*.h include/pypy${PYVER}/ || die
+	pax-mark m pypy${PYVER}-c
+
+	# verify the subslot
+	local soabi=$(
+		./pypy${PYVER}-c - <<-EOF
+			import importlib.util
+			import sysconfig
+			soabi = sysconfig.get_config_var("SOABI")
+			magic = importlib.util._RAW_MAGIC_NUMBER & 0xffff
+			print(f"{soabi}-{magic}")
+		EOF
+	)
+	[[ ${soabi} == ${SLOT#*/} ]] || die "update subslot to ${soabi}"
+
+	# Add epython.py to the distribution
+	echo 'EPYTHON="pypy3"' > lib-python/3/epython.py || die
+
+	einfo "Generating caches and CFFI modules ..."
+
+	# Generate sysconfig data
+	local host_gnu_type=$(sh pypy/tool/release/config.guess)
+	local overrides=(
+		HOST_GNU_TYPE "${host_gnu_type:-unknown}"
+		INCLUDEPY "${EPREFIX}/usr/include/pypy${PYVER}"
+		LIBDIR "${EPREFIX}/usr/$(get_libdir)"
+		TZPATH "${EPREFIX}/usr/share/zoneinfo"
+		WHEEL_PKG_DIR "${EPREFIX}/usr/lib/python/ensurepip"
+	)
+	./pypy${PYVER}-c -m sysconfig --generate-posix-vars "${overrides[@]}" || die
+	local outdir
+	outdir=$(<pybuilddir.txt) || die
+	cp "${outdir}"/_sysconfigdata__*.py lib-python/3/ || die
+
+	# Generate Grammar and PatternGrammar pickles.
+	./pypy${PYVER}-c - <<-EOF || die "Generation of Grammar and PatternGrammar pickles failed"
+		import lib2to3.pygram
+		import lib2to3.patcomp
+		lib2to3.patcomp.PatternCompiler()
+	EOF
+
+	# Generate cffi modules
+	# Please keep in sync with lib_pypy/pypy_tools/build_cffi_imports.py!
+	# (NB: we build CFFI modules first to avoid error log when importing
+	# build_cffi_imports).
+	cffi_targets=(
+		pypy_util blake2/_blake2 sha3/_sha3 ssl
+		audioop syslog pwdgrp resource lzma posixshmem
+		testmultiphase
+	)
+	use gdbm && cffi_targets+=( gdbm )
+	use ncurses && cffi_targets+=( curses )
+	use sqlite && cffi_targets+=( sqlite3 )
+	use tk && cffi_targets+=( tkinter/tklib )
+
+	local t
+	# all modules except tkinter output to .
+	# tkinter outputs to the correct dir ...
+	cd lib_pypy || die
+	for t in "${cffi_targets[@]}"; do
+		# tkinter doesn't work via -m
+		../pypy${PYVER}-c "_${t}_build.py" || die "Failed to build CFFI bindings for ${t}"
+	done
+
+	# Verify that CFFI module list is up-to-date
+	local expected_cksum=63d4659f
+	local local_cksum=$(
+		../pypy${PYVER}-c - <<-EOF
+			import binascii
+			import json
+			from pypy_tools.build_cffi_imports import cffi_build_scripts as x
+			print("%08x" % (binascii.crc32(json.dumps(x).encode()),))
+		EOF
+	)
+	if [[ ${local_cksum} != ${expected_cksum} ]]; then
+		die "Please verify cffi_targets and update checksum to ${local_cksum}"
+	fi
+
+	# Cleanup temporary objects
+	find -name "*_cffi.[co]" -delete || die
+	find -type d -empty -delete || die
+}
+
+src_install() {
+	einfo "Installing PyPy ..."
+	dodir /usr/bin
+	dosym pypy${PYVER}-c-${PYPY_PV} /usr/bin/pypy${PYVER}
+	insinto /usr/lib/pypy${PYVER}
+	# preserve mtimes to avoid obsoleting caches
+	insopts -p
+	doins -r lib-python/3/. lib_pypy/.
+	insinto /usr/include
+	doins -r include/pypy${PYVER}
+
+	# replace copied headers with symlinks
+	for x in "${BROOT}"/usr/include/pypy${PYVER}/${PYPY_PV}/*; do
+		dosym "${PYPY_PV}/${x##*/}" "/usr/include/pypy${PYVER}/${x##*/}"
+	done
+
+	dodoc README.rst
+
+	local dest=/usr/lib/pypy${PYVER}
+	rm -r "${ED}${dest}"/ensurepip/_bundled || die
+	if ! use ensurepip; then
+		rm -r "${ED}${dest}"/ensurepip || die
+	fi
+	if ! use gdbm; then
+		rm -r "${ED}${dest}"/_gdbm* || die
+	fi
+	if ! use sqlite; then
+		rm -r "${ED}${dest}"/sqlite3 \
+			"${ED}${dest}"/_sqlite3* \
+			"${ED}${dest}"/test/test_sqlite.py || die
+	fi
+	if ! use tk; then
+		rm -r "${ED}${dest}"/{idlelib,tkinter} \
+			"${ED}${dest}"/_tkinter \
+			"${ED}${dest}"/test/test_{tcl,tk,ttk*}.py || die
+	fi
+	dosym ../python/EXTERNALLY-MANAGED "${dest}/EXTERNALLY-MANAGED"
+
+	local -x EPYTHON=pypy3
+	local -x PYTHON=${ED}/usr/bin/pypy${PYVER}-c-${PYPY_PV}
+	# temporarily copy to build tree to facilitate module builds
+	cp -p "${BROOT}/usr/bin/pypy${PYVER}-c-${PYPY_PV}" "${PYTHON}" || die
+
+	einfo "Byte-compiling Python standard library..."
+	python_optimize "${ED}${dest}"
+
+	# remove to avoid collisions
+	rm "${PYTHON}" || die
+}